12870292100

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{2428357}}^1$

素因数の和:2428424

約数の個数: 36

約数和(自身を含む): 28455499044

約数和(自身を除く): 15585206944

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 5300, 2428357, 4856714, 9713428, 12141785, 24283570, 48567140, 60708925, 121417850, 128702921, 242835700, 257405842, 514811684, 643514605, 1287029210, 2574058420, 3217573025, 6435146050, 12870292100]

約数ペア:

[(1, 12870292100), (2, 6435146050), (4, 3217573025), (5, 2574058420), (10, 1287029210), (20, 643514605), (25, 514811684), (50, 257405842), (53, 242835700), (100, 128702921), (106, 121417850), (212, 60708925), (265, 48567140), (530, 24283570), (1060, 12141785), (1325, 9713428), (2650, 4856714), (5300, 2428357)]