Top P-1 factors of Mersenne numbers

Top P-1 factors of all time for Staffan Söderhjelm

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#UserExponentFactorBits*Date
1Staffan Söderhjelm573256997433434704487392796900775.9762012-01-22 15:02:00
2Staffan Söderhjelm46155023570923436665341701148172.2742010-03-27 09:58:00