2013340025

素因数分解:

$5^2\times {\mathrm{251}}^1\times {\mathrm{320851}}^1$

素因数の和:321112

約数の個数: 12

約数和(自身を含む): 2506495824

約数和(自身を除く): 493155799

約数列:

[1, 5, 25, 251, 1255, 6275, 320851, 1604255, 8021275, 80533601, 402668005, 2013340025]

約数ペア:

[(1, 2013340025), (5, 402668005), (25, 80533601), (251, 8021275), (1255, 1604255), (6275, 320851)]