85379600

素因数分解:

$2^4\times 5^2\times {\mathrm{213449}}^1$

素因数の和:213467

約数の個数: 30

約数和(自身を含む): 205125450

約数和(自身を除く): 119745850

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 213449, 426898, 853796, 1067245, 1707592, 2134490, 3415184, 4268980, 5336225, 8537960, 10672450, 17075920, 21344900, 42689800, 85379600]

約数ペア:

[(1, 85379600), (2, 42689800), (4, 21344900), (5, 17075920), (8, 10672450), (10, 8537960), (16, 5336225), (20, 4268980), (25, 3415184), (40, 2134490), (50, 1707592), (80, 1067245), (100, 853796), (200, 426898), (400, 213449)]