65460820

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{10457}}^1$

素因数の和:10779

約数の個数: 24

約数和(自身を含む): 137920104

約数和(自身を除く): 72459284

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 10457, 20914, 41828, 52285, 104570, 209140, 3273041, 6546082, 13092164, 16365205, 32730410, 65460820]

約数ペア:

[(1, 65460820), (2, 32730410), (4, 16365205), (5, 13092164), (10, 6546082), (20, 3273041), (313, 209140), (626, 104570), (1252, 52285), (1565, 41828), (3130, 20914), (6260, 10457)]