7887980945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{11161}}^1$

素因数の和:11393

約数の個数: 32

約数和(自身を含む): 10396197504

約数和(自身を除く): 2508216559

約数列:

[1, 5, 13, 65, 83, 131, 415, 655, 1079, 1703, 5395, 8515, 10873, 11161, 54365, 55805, 141349, 145093, 706745, 725465, 926363, 1462091, 4631815, 7310455, 12042719, 19007183, 60213595, 95035915, 121353553, 606767765, 1577596189, 7887980945]

約数ペア:

[(1, 7887980945), (5, 1577596189), (13, 606767765), (65, 121353553), (83, 95035915), (131, 60213595), (415, 19007183), (655, 12042719), (1079, 7310455), (1703, 4631815), (5395, 1462091), (8515, 926363), (10873, 725465), (11161, 706745), (54365, 145093), (55805, 141349)]