628100425

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{421}}^1\times {\mathrm{719}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 791199360

約数和(自身を除く): 163098935

約数列:

[1, 5, 25, 83, 415, 421, 719, 2075, 2105, 3595, 10525, 17975, 34943, 59677, 174715, 298385, 302699, 873575, 1491925, 1513495, 7567475, 25124017, 125620085, 628100425]

約数ペア:

[(1, 628100425), (5, 125620085), (25, 25124017), (83, 7567475), (415, 1513495), (421, 1491925), (719, 873575), (2075, 302699), (2105, 298385), (3595, 174715), (10525, 59677), (17975, 34943)]