64137688

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{277}}^1\times {\mathrm{281}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 122297760

約数和(自身を除く): 58160072

約数列:

[1, 2, 4, 8, 103, 206, 277, 281, 412, 554, 562, 824, 1108, 1124, 2216, 2248, 28531, 28943, 57062, 57886, 77837, 114124, 115772, 155674, 228248, 231544, 311348, 622696, 8017211, 16034422, 32068844, 64137688]

約数ペア:

[(1, 64137688), (2, 32068844), (4, 16034422), (8, 8017211), (103, 622696), (206, 311348), (277, 231544), (281, 228248), (412, 155674), (554, 115772), (562, 114124), (824, 77837), (1108, 57886), (1124, 57062), (2216, 28943), (2248, 28531)]