156967840

素因数分解:

$2^5\times 5^1\times {\mathrm{981049}}^1$

素因数の和:981064

約数の個数: 24

約数和(自身を含む): 370836900

約数和(自身を除く): 213869060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 981049, 1962098, 3924196, 4905245, 7848392, 9810490, 15696784, 19620980, 31393568, 39241960, 78483920, 156967840]

約数ペア:

[(1, 156967840), (2, 78483920), (4, 39241960), (5, 31393568), (8, 19620980), (10, 15696784), (16, 9810490), (20, 7848392), (32, 4905245), (40, 3924196), (80, 1962098), (160, 981049)]