128960710

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{1297}}^1$

素因数の和:1528

約数の個数: 32

約数和(自身を含む): 237565152

約数和(自身を除く): 108604442

約数列:

[1, 2, 5, 10, 61, 122, 163, 305, 326, 610, 815, 1297, 1630, 2594, 6485, 9943, 12970, 19886, 49715, 79117, 99430, 158234, 211411, 395585, 422822, 791170, 1057055, 2114110, 12896071, 25792142, 64480355, 128960710]

約数ペア:

[(1, 128960710), (2, 64480355), (5, 25792142), (10, 12896071), (61, 2114110), (122, 1057055), (163, 791170), (305, 422822), (326, 395585), (610, 211411), (815, 158234), (1297, 99430), (1630, 79117), (2594, 49715), (6485, 19886), (9943, 12970)]