320499425

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{443}}^1\times {\mathrm{673}}^1$

素因数の和:1169

約数の個数: 24

約数和(自身を含む): 408185184

約数和(自身を除く): 87685759

約数列:

[1, 5, 25, 43, 215, 443, 673, 1075, 2215, 3365, 11075, 16825, 19049, 28939, 95245, 144695, 298139, 476225, 723475, 1490695, 7453475, 12819977, 64099885, 320499425]

約数ペア:

[(1, 320499425), (5, 64099885), (25, 12819977), (43, 7453475), (215, 1490695), (443, 723475), (673, 476225), (1075, 298139), (2215, 144695), (3365, 95245), (11075, 28939), (16825, 19049)]