64152040

素因数分解:

$2^3\times 5^1\times {\mathrm{1603801}}^1$

素因数の和:1603812

約数の個数: 16

約数和(自身を含む): 144342180

約数和(自身を除く): 80190140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1603801, 3207602, 6415204, 8019005, 12830408, 16038010, 32076020, 64152040]

約数ペア:

[(1, 64152040), (2, 32076020), (4, 16038010), (5, 12830408), (8, 8019005), (10, 6415204), (20, 3207602), (40, 1603801)]