64518410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:851

約数の個数: 48

約数和(自身を含む): 129620736

約数和(自身を除く): 65102326

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 121, 142, 242, 355, 605, 710, 751, 781, 1210, 1502, 1562, 3755, 3905, 7510, 7810, 8261, 8591, 16522, 17182, 41305, 42955, 53321, 82610, 85910, 90871, 106642, 181742, 266605, 454355, 533210, 586531, 908710, 1173062, 2932655, 5865310, 6451841, 12903682, 32259205, 64518410]

約数ペア:

[(1, 64518410), (2, 32259205), (5, 12903682), (10, 6451841), (11, 5865310), (22, 2932655), (55, 1173062), (71, 908710), (110, 586531), (121, 533210), (142, 454355), (242, 266605), (355, 181742), (605, 106642), (710, 90871), (751, 85910), (781, 82610), (1210, 53321), (1502, 42955), (1562, 41305), (3755, 17182), (3905, 16522), (7510, 8591), (7810, 8261)]