9875989870

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{719}}^1\times {\mathrm{17387}}^1$

素因数の和:18192

約数の個数: 32

約数和(自身を含む): 18027878400

約数和(自身を除く): 8151888530

約数列:

[1, 2, 5, 10, 79, 158, 395, 719, 790, 1438, 3595, 7190, 17387, 34774, 56801, 86935, 113602, 173870, 284005, 568010, 1373573, 2747146, 6867865, 12501253, 13735730, 25002506, 62506265, 125012530, 987598987, 1975197974, 4937994935, 9875989870]

約数ペア:

[(1, 9875989870), (2, 4937994935), (5, 1975197974), (10, 987598987), (79, 125012530), (158, 62506265), (395, 25002506), (719, 13735730), (790, 12501253), (1438, 6867865), (3595, 2747146), (7190, 1373573), (17387, 568010), (34774, 284005), (56801, 173870), (86935, 113602)]