68398850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{105229}}^1$

素因数の和:105254

約数の個数: 24

約数和(自身を含む): 137009460

約数和(自身を除く): 68610610

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 105229, 210458, 526145, 1052290, 1367977, 2630725, 2735954, 5261450, 6839885, 13679770, 34199425, 68398850]

約数ペア:

[(1, 68398850), (2, 34199425), (5, 13679770), (10, 6839885), (13, 5261450), (25, 2735954), (26, 2630725), (50, 1367977), (65, 1052290), (130, 526145), (325, 210458), (650, 105229)]