131635640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{3067}}^1$

素因数の和:3144

約数の個数: 64

約数和(自身を含む): 314776800

約数和(自身を除く): 183141160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 185, 232, 290, 296, 370, 580, 740, 1073, 1160, 1480, 2146, 3067, 4292, 5365, 6134, 8584, 10730, 12268, 15335, 21460, 24536, 30670, 42920, 61340, 88943, 113479, 122680, 177886, 226958, 355772, 444715, 453916, 567395, 711544, 889430, 907832, 1134790, 1778860, 2269580, 3290891, 3557720, 4539160, 6581782, 13163564, 16454455, 26327128, 32908910, 65817820, 131635640]

約数ペア:

[(1, 131635640), (2, 65817820), (4, 32908910), (5, 26327128), (8, 16454455), (10, 13163564), (20, 6581782), (29, 4539160), (37, 3557720), (40, 3290891), (58, 2269580), (74, 1778860), (116, 1134790), (145, 907832), (148, 889430), (185, 711544), (232, 567395), (290, 453916), (296, 444715), (370, 355772), (580, 226958), (740, 177886), (1073, 122680), (1160, 113479), (1480, 88943), (2146, 61340), (3067, 42920), (4292, 30670), (5365, 24536), (6134, 21460), (8584, 15335), (10730, 12268)]