51605390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2729}}^1$

素因数の和:2828

約数の個数: 32

約数和(自身を含む): 97493760

約数和(自身を除く): 45888370

約数列:

[1, 2, 5, 10, 31, 61, 62, 122, 155, 305, 310, 610, 1891, 2729, 3782, 5458, 9455, 13645, 18910, 27290, 84599, 166469, 169198, 332938, 422995, 832345, 845990, 1664690, 5160539, 10321078, 25802695, 51605390]

約数ペア:

[(1, 51605390), (2, 25802695), (5, 10321078), (10, 5160539), (31, 1664690), (61, 845990), (62, 832345), (122, 422995), (155, 332938), (305, 169198), (310, 166469), (610, 84599), (1891, 27290), (2729, 18910), (3782, 13645), (5458, 9455)]