61245920

素因数分解:

$2^5\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1423}}^1$

素因数の和:1707

約数の個数: 48

約数和(自身を含む): 145333440

約数和(自身を除く): 84087520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 269, 538, 1076, 1345, 1423, 2152, 2690, 2846, 4304, 5380, 5692, 7115, 8608, 10760, 11384, 14230, 21520, 22768, 28460, 43040, 45536, 56920, 113840, 227680, 382787, 765574, 1531148, 1913935, 3062296, 3827870, 6124592, 7655740, 12249184, 15311480, 30622960, 61245920]

約数ペア:

[(1, 61245920), (2, 30622960), (4, 15311480), (5, 12249184), (8, 7655740), (10, 6124592), (16, 3827870), (20, 3062296), (32, 1913935), (40, 1531148), (80, 765574), (160, 382787), (269, 227680), (538, 113840), (1076, 56920), (1345, 45536), (1423, 43040), (2152, 28460), (2690, 22768), (2846, 21520), (4304, 14230), (5380, 11384), (5692, 10760), (7115, 8608)]