85060400

素因数分解:

$2^4\times 5^2\times {\mathrm{212651}}^1$

素因数の和:212669

約数の個数: 30

約数和(自身を含む): 204358572

約数和(自身を除く): 119298172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 212651, 425302, 850604, 1063255, 1701208, 2126510, 3402416, 4253020, 5316275, 8506040, 10632550, 17012080, 21265100, 42530200, 85060400]

約数ペア:

[(1, 85060400), (2, 42530200), (4, 21265100), (5, 17012080), (8, 10632550), (10, 8506040), (16, 5316275), (20, 4253020), (25, 3402416), (40, 2126510), (50, 1701208), (80, 1063255), (100, 850604), (200, 425302), (400, 212651)]