Top participants
| Rank | Name | Recent average credit | Total credit | Amicable pairs discovered | Country | Participant since |
|---|---|---|---|---|---|---|
| 2001 | Phoenix15214 | 12 | 68,362 | 0 | China | 23 Dec 2025, 15:12:05 UTC |
| 2002 | Daniel_Szatmary  |
12 | 437,516 | 0 | Hungary | 1 Dec 2025, 15:44:57 UTC |
| 2003 | raoyummy  |
12 | 177,741 | 0 | China | 11 Nov 2025, 18:31:27 UTC |
| 2004 | Spikeyness | 12 | 13,672 | 0 | None | 8 Jan 2026, 15:40:23 UTC |
| 2005 | Jubert26  |
12 | 1,397,091 | 13 | International | 29 May 2017, 2:04:43 UTC |
| 2006 | Science United user 01cf4f5c  |
12 | 25,116,175 | 14 | International | 6 Feb 2019, 19:35:18 UTC |
| 2007 | DarkStorm2831 |
12 | 1,576,531 | 55 | Poland | 12 Feb 2017, 19:24:27 UTC |
| 2008 | ManfredM  |
12 | 6,549,073 | 0 | Canada | 6 Nov 2025, 1:18:53 UTC |
| 2009 | senna |
12 | 24,938,434 | 0 | Australia | 23 Dec 2024, 22:00:22 UTC |
| 2010 | Michael | 12 | 95,707 | 0 | United States | 30 Sep 2025, 22:31:34 UTC |
| 2011 | chenf |
12 | 8,873,379 | 89 | China | 31 Jan 2023, 4:48:23 UTC |
| 2012 | gos_6  |
11 | 11,710,400 | 0 | International | 30 Jun 2024, 5:37:11 UTC |
| 2013 | no_bl  |
11 | 87,571,640 | 0 | International | 8 Mar 2025, 1:00:36 UTC |
| 2014 | Peter J. McClosky  |
11 | 19,804,453 | 349 | United States | 17 Oct 2022, 18:58:40 UTC |
| 2015 | ExcaliburPLL  |
11 | 3,732,562 | 261 | Poland | 13 Apr 2019, 16:45:04 UTC |
| 2016 | 2YBRQks9kHvch6J3THmnZv5G1GX9 |
11 | 1,298,877 | 0 | India | 12 Nov 2025, 14:36:14 UTC |
| 2017 | maksdorosshenko |
11 | 8,634,113 | 0 | Ukraine | 4 Sep 2024, 11:53:47 UTC |
| 2018 | mhammill   |
11 | 823,686,131 | 11,772 | International | 22 Mar 2020, 22:01:42 UTC |
| 2019 | keith |
11 | 54,853,617 | 403 | United States | 27 Mar 2023, 3:12:01 UTC |
| 2020 | pbarr |
11 | 13,754,422 | 0 | None | 29 Mar 2025, 18:38:53 UTC |
©2026 Sergei Chernykh