71304740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6689}}^1$

素因数の和:6752

約数の個数: 48

約数和(自身を含む): 165216240

約数和(自身を除く): 93911500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 6689, 10660, 13378, 26756, 33445, 66890, 86957, 133780, 173914, 274249, 347828, 434785, 548498, 869570, 1096996, 1371245, 1739140, 2742490, 3565237, 5484980, 7130474, 14260948, 17826185, 35652370, 71304740]

約数ペア:

[(1, 71304740), (2, 35652370), (4, 17826185), (5, 14260948), (10, 7130474), (13, 5484980), (20, 3565237), (26, 2742490), (41, 1739140), (52, 1371245), (65, 1096996), (82, 869570), (130, 548498), (164, 434785), (205, 347828), (260, 274249), (410, 173914), (533, 133780), (820, 86957), (1066, 66890), (2132, 33445), (2665, 26756), (5330, 13378), (6689, 10660)]