51978335

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1\times {\mathrm{499}}^1$

素因数の和:838

約数の個数: 16

約数和(自身を含む): 63504000

約数和(自身を除く): 11525665

約数列:

[1, 5, 83, 251, 415, 499, 1255, 2495, 20833, 41417, 104165, 125249, 207085, 626245, 10395667, 51978335]

約数ペア:

[(1, 51978335), (5, 10395667), (83, 626245), (251, 207085), (415, 125249), (499, 104165), (1255, 41417), (2495, 20833)]