Top P-1 factors of Mersenne numbers

Top P-1 factors of all time for Dr. Dwayne

Top factors for all users
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#UserExponentFactorBits*Date
1Dr. Dwayne610440198323895605315064515228776.1402013-02-17 07:40:00
2Dr. Dwayne55098431533560493199729979715372.1762012-03-05 08:10:00