56557975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{431}}^1$

素因数の和:651

約数の個数: 24

約数和(自身を含む): 73120320

約数和(自身を除く): 16562345

約数列:

[1, 5, 25, 29, 145, 181, 431, 725, 905, 2155, 4525, 5249, 10775, 12499, 26245, 62495, 78011, 131225, 312475, 390055, 1950275, 2262319, 11311595, 56557975]

約数ペア:

[(1, 56557975), (5, 11311595), (25, 2262319), (29, 1950275), (145, 390055), (181, 312475), (431, 131225), (725, 78011), (905, 62495), (2155, 26245), (4525, 12499), (5249, 10775)]