72685540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{3011}}^1$

素因数の和:3108

約数の個数: 48

約数和(自身を含む): 163949184

約数和(自身を除く): 91263644

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 284, 340, 355, 710, 1207, 1420, 2414, 3011, 4828, 6022, 6035, 12044, 12070, 15055, 24140, 30110, 51187, 60220, 102374, 204748, 213781, 255935, 427562, 511870, 855124, 1023740, 1068905, 2137810, 3634277, 4275620, 7268554, 14537108, 18171385, 36342770, 72685540]

約数ペア:

[(1, 72685540), (2, 36342770), (4, 18171385), (5, 14537108), (10, 7268554), (17, 4275620), (20, 3634277), (34, 2137810), (68, 1068905), (71, 1023740), (85, 855124), (142, 511870), (170, 427562), (284, 255935), (340, 213781), (355, 204748), (710, 102374), (1207, 60220), (1420, 51187), (2414, 30110), (3011, 24140), (4828, 15055), (6022, 12070), (6035, 12044)]