Top P-1 factors of Mersenne numbers

Top P-1 factors of all time for Henning

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#UserExponentFactorBits*Date
1Henning4889630392460555567300444982868352789.5792009-12-12 18:33:00
2Henning48872359363633989904852819379971.6232009-12-11 20:15:00