65069140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{41183}}^1$

素因数の和:41271

約数の個数: 24

約数和(自身を含む): 138378240

約数和(自身を除く): 73309100

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 41183, 82366, 164732, 205915, 411830, 823660, 3253457, 6506914, 13013828, 16267285, 32534570, 65069140]

約数ペア:

[(1, 65069140), (2, 32534570), (4, 16267285), (5, 13013828), (10, 6506914), (20, 3253457), (79, 823660), (158, 411830), (316, 205915), (395, 164732), (790, 82366), (1580, 41183)]