12807400

素因数分解:

$2^3\times 5^2\times {\mathrm{64037}}^1$

素因数の和:64053

約数の個数: 24

約数和(自身を含む): 29777670

約数和(自身を除く): 16970270

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 64037, 128074, 256148, 320185, 512296, 640370, 1280740, 1600925, 2561480, 3201850, 6403700, 12807400]

約数ペア:

[(1, 12807400), (2, 6403700), (4, 3201850), (5, 2561480), (8, 1600925), (10, 1280740), (20, 640370), (25, 512296), (40, 320185), (50, 256148), (100, 128074), (200, 64037)]