320656208

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{3323}}^1$

素因数の和:3531

約数の個数: 40

約数和(自身を含む): 642170208

約数和(自身を除く): 321514000

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 163, 296, 326, 592, 652, 1304, 2608, 3323, 6031, 6646, 12062, 13292, 24124, 26584, 48248, 53168, 96496, 122951, 245902, 491804, 541649, 983608, 1083298, 1967216, 2166596, 4333192, 8666384, 20041013, 40082026, 80164052, 160328104, 320656208]

約数ペア:

[(1, 320656208), (2, 160328104), (4, 80164052), (8, 40082026), (16, 20041013), (37, 8666384), (74, 4333192), (148, 2166596), (163, 1967216), (296, 1083298), (326, 983608), (592, 541649), (652, 491804), (1304, 245902), (2608, 122951), (3323, 96496), (6031, 53168), (6646, 48248), (12062, 26584), (13292, 24124)]