70791770

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{20639}}^1$

素因数の和:20667

約数の個数: 32

約数和(自身を含む): 148608000

約数和(自身を除く): 77816230

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 20639, 41278, 103195, 144473, 206390, 288946, 722365, 1011311, 1444730, 2022622, 5056555, 7079177, 10113110, 14158354, 35395885, 70791770]

約数ペア:

[(1, 70791770), (2, 35395885), (5, 14158354), (7, 10113110), (10, 7079177), (14, 5056555), (35, 2022622), (49, 1444730), (70, 1011311), (98, 722365), (245, 288946), (343, 206390), (490, 144473), (686, 103195), (1715, 41278), (3430, 20639)]