65817820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{3067}}^1$

素因数の和:3142

約数の個数: 48

約数和(自身を含む): 146895840

約数和(自身を除く): 81078020

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 116, 145, 148, 185, 290, 370, 580, 740, 1073, 2146, 3067, 4292, 5365, 6134, 10730, 12268, 15335, 21460, 30670, 61340, 88943, 113479, 177886, 226958, 355772, 444715, 453916, 567395, 889430, 1134790, 1778860, 2269580, 3290891, 6581782, 13163564, 16454455, 32908910, 65817820]

約数ペア:

[(1, 65817820), (2, 32908910), (4, 16454455), (5, 13163564), (10, 6581782), (20, 3290891), (29, 2269580), (37, 1778860), (58, 1134790), (74, 889430), (116, 567395), (145, 453916), (148, 444715), (185, 355772), (290, 226958), (370, 177886), (580, 113479), (740, 88943), (1073, 61340), (2146, 30670), (3067, 21460), (4292, 15335), (5365, 12268), (6134, 10730)]