Top P-1 factors of Mersenne numbers

Top P-1 factors of all time for twinengine

Top factors for all users
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#UserExponentFactorBits*Date
1twinengine4541731358339515885214073965028662388.9152009-07-28 09:30:00
2twinengine446246211395791020922634698640773.5642009-06-24 13:27:00