| 2021-04-21 | Brannon Dorsey | NF | no factor from 2^72 to 2^73 |
| 2020-08-15 | SRBase | NF | no factor from 2^71 to 2^72 |
| 2020-05-29 | SRBase | NF | no factor from 2^70 to 2^71 |
| 2018-10-24 | Niels_Mache_Nextcloud | NF | no factor from 2^69 to 2^70 |
| 2018-02-14 | sasaki | NF | no factor from 2^68 to 2^69 |
| 2016-04-17 | sasaki | NF | no factor from 2^67 to 2^68 |
| 2016-02-09 | sasaki | NF | no factor from 2^66 to 2^67 |
| 2014-09-08 | Robert Folz | NF | no factor from 2^65 to 2^66 |
| 2011-11-27 | carlos56 | NF | no factor from 2^64 to 2^65 |
| 2010-03-24 | Architects Cubed | NF | no factor from 2^63 to 2^64 |