180804550

素因数分解:

$2^1\times 5^2\times {\mathrm{1291}}^1\times {\mathrm{2801}}^1$

素因数の和:4104

約数の個数: 24

約数和(自身を含む): 336677112

約数和(自身を除く): 155872562

約数列:

[1, 2, 5, 10, 25, 50, 1291, 2582, 2801, 5602, 6455, 12910, 14005, 28010, 32275, 64550, 70025, 140050, 3616091, 7232182, 18080455, 36160910, 90402275, 180804550]

約数ペア:

[(1, 180804550), (2, 90402275), (5, 36160910), (10, 18080455), (25, 7232182), (50, 3616091), (1291, 140050), (2582, 70025), (2801, 64550), (5602, 32275), (6455, 28010), (12910, 14005)]