Top P-1 factors of Mersenne numbers

Top P-1 factors of all time for Fleetwoodb

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#UserExponentFactorBits*Date
1Fleetwoodb48086191161933588271830896983258583990.3882008-12-14 01:32:00
2Fleetwoodb44459147510759086875958055674372.1132010-01-08 03:34:00
3Fleetwoodb49095503359062941681523511575171.6052010-01-07 06:10:00