71820025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{92671}}^1$

素因数の和:92712

約数の個数: 12

約数和(自身を含む): 91930624

約数和(自身を除く): 20110599

約数列:

[1, 5, 25, 31, 155, 775, 92671, 463355, 2316775, 2872801, 14364005, 71820025]

約数ペア:

[(1, 71820025), (5, 14364005), (25, 2872801), (31, 2316775), (155, 463355), (775, 92671)]