67257820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6581}}^1$

素因数の和:6670

約数の個数: 48

約数和(自身を含む): 163654848

約数和(自身を除く): 96397028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 6581, 10220, 13162, 26324, 32905, 46067, 65810, 92134, 131620, 184268, 230335, 460670, 480413, 921340, 960826, 1921652, 2402065, 3362891, 4804130, 6725782, 9608260, 13451564, 16814455, 33628910, 67257820]

約数ペア:

[(1, 67257820), (2, 33628910), (4, 16814455), (5, 13451564), (7, 9608260), (10, 6725782), (14, 4804130), (20, 3362891), (28, 2402065), (35, 1921652), (70, 960826), (73, 921340), (140, 480413), (146, 460670), (292, 230335), (365, 184268), (511, 131620), (730, 92134), (1022, 65810), (1460, 46067), (2044, 32905), (2555, 26324), (5110, 13162), (6581, 10220)]