25430200

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2957}}^1$

素因数の和:3016

約数の個数: 48

約数和(自身を含む): 60520680

約数和(自身を除く): 35090480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 2957, 4300, 5914, 8600, 11828, 14785, 23656, 29570, 59140, 73925, 118280, 127151, 147850, 254302, 295700, 508604, 591400, 635755, 1017208, 1271510, 2543020, 3178775, 5086040, 6357550, 12715100, 25430200]

約数ペア:

[(1, 25430200), (2, 12715100), (4, 6357550), (5, 5086040), (8, 3178775), (10, 2543020), (20, 1271510), (25, 1017208), (40, 635755), (43, 591400), (50, 508604), (86, 295700), (100, 254302), (172, 147850), (200, 127151), (215, 118280), (344, 73925), (430, 59140), (860, 29570), (1075, 23656), (1720, 14785), (2150, 11828), (2957, 8600), (4300, 5914)]