31937960

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6287}}^1$

素因数の和:6425

約数の個数: 32

約数和(自身を含む): 72437760

約数和(自身を除く): 40499800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 6287, 12574, 25148, 31435, 50296, 62870, 125740, 251480, 798449, 1596898, 3193796, 3992245, 6387592, 7984490, 15968980, 31937960]

約数ペア:

[(1, 31937960), (2, 15968980), (4, 7984490), (5, 6387592), (8, 3992245), (10, 3193796), (20, 1596898), (40, 798449), (127, 251480), (254, 125740), (508, 62870), (635, 50296), (1016, 31435), (1270, 25148), (2540, 12574), (5080, 6287)]