200805400

素因数分解:

$2^3\times 5^2\times {\mathrm{1004027}}^1$

素因数の和:1004043

約数の個数: 24

約数和(自身を含む): 466873020

約数和(自身を除く): 266067620

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1004027, 2008054, 4016108, 5020135, 8032216, 10040270, 20080540, 25100675, 40161080, 50201350, 100402700, 200805400]

約数ペア:

[(1, 200805400), (2, 100402700), (4, 50201350), (5, 40161080), (8, 25100675), (10, 20080540), (20, 10040270), (25, 8032216), (40, 5020135), (50, 4016108), (100, 2008054), (200, 1004027)]