61355005

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1\times {\mathrm{431}}^1$

素因数の和:908

約数の個数: 16

約数和(自身を含む): 75022848

約数和(自身を除く): 13667843

約数列:

[1, 5, 71, 355, 401, 431, 2005, 2155, 28471, 30601, 142355, 153005, 172831, 864155, 12271001, 61355005]

約数ペア:

[(1, 61355005), (5, 12271001), (71, 864155), (355, 172831), (401, 153005), (431, 142355), (2005, 30601), (2155, 28471)]