85406080

素因数分解:

$2^7\times 5^1\times {\mathrm{133447}}^1$

素因数の和:133466

約数の個数: 32

約数和(自身を含む): 204175440

約数和(自身を除く): 118769360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 133447, 266894, 533788, 667235, 1067576, 1334470, 2135152, 2668940, 4270304, 5337880, 8540608, 10675760, 17081216, 21351520, 42703040, 85406080]

約数ペア:

[(1, 85406080), (2, 42703040), (4, 21351520), (5, 17081216), (8, 10675760), (10, 8540608), (16, 5337880), (20, 4270304), (32, 2668940), (40, 2135152), (64, 1334470), (80, 1067576), (128, 667235), (160, 533788), (320, 266894), (640, 133447)]