71355620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1801}}^1$

素因数の和:2100

約数の個数: 48

約数和(自身を含む): 171954048

約数和(自身を除く): 100598428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 283, 566, 1132, 1415, 1801, 1981, 2830, 3602, 3962, 5660, 7204, 7924, 9005, 9905, 12607, 18010, 19810, 25214, 36020, 39620, 50428, 63035, 126070, 252140, 509683, 1019366, 2038732, 2548415, 3567781, 5096830, 7135562, 10193660, 14271124, 17838905, 35677810, 71355620]

約数ペア:

[(1, 71355620), (2, 35677810), (4, 17838905), (5, 14271124), (7, 10193660), (10, 7135562), (14, 5096830), (20, 3567781), (28, 2548415), (35, 2038732), (70, 1019366), (140, 509683), (283, 252140), (566, 126070), (1132, 63035), (1415, 50428), (1801, 39620), (1981, 36020), (2830, 25214), (3602, 19810), (3962, 18010), (5660, 12607), (7204, 9905), (7924, 9005)]