90506800

素因数分解:

$2^4\times 5^2\times {\mathrm{226267}}^1$

素因数の和:226285

約数の個数: 30

約数和(自身を含む): 217443548

約数和(自身を除く): 126936748

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 226267, 452534, 905068, 1131335, 1810136, 2262670, 3620272, 4525340, 5656675, 9050680, 11313350, 18101360, 22626700, 45253400, 90506800]

約数ペア:

[(1, 90506800), (2, 45253400), (4, 22626700), (5, 18101360), (8, 11313350), (10, 9050680), (16, 5656675), (20, 4525340), (25, 3620272), (40, 2262670), (50, 1810136), (80, 1131335), (100, 905068), (200, 452534), (400, 226267)]