64540156

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{1223}}^1$

素因数の和:1473

約数の個数: 24

約数和(自身を含む): 115153920

約数和(自身を除く): 50613764

約数列:

[1, 2, 4, 79, 158, 167, 316, 334, 668, 1223, 2446, 4892, 13193, 26386, 52772, 96617, 193234, 204241, 386468, 408482, 816964, 16135039, 32270078, 64540156]

約数ペア:

[(1, 64540156), (2, 32270078), (4, 16135039), (79, 816964), (158, 408482), (167, 386468), (316, 204241), (334, 193234), (668, 96617), (1223, 52772), (2446, 26386), (4892, 13193)]