67310620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{258887}}^1$

素因数の和:258909

約数の個数: 24

約数和(自身を含む): 152226144

約数和(自身を除く): 84915524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 258887, 517774, 1035548, 1294435, 2588870, 3365531, 5177740, 6731062, 13462124, 16827655, 33655310, 67310620]

約数ペア:

[(1, 67310620), (2, 33655310), (4, 16827655), (5, 13462124), (10, 6731062), (13, 5177740), (20, 3365531), (26, 2588870), (52, 1294435), (65, 1035548), (130, 517774), (260, 258887)]