1719345025

素因数分解:

$5^2\times {\mathrm{16811}}^1\times {\mathrm{4091}}^1$

素因数の和:20912

約数の個数: 12

約数和(自身を含む): 2132635824

約数和(自身を除く): 413290799

約数列:

[1, 5, 25, 4091, 16811, 20455, 84055, 102275, 420275, 68773801, 343869005, 1719345025]

約数ペア:

[(1, 1719345025), (5, 343869005), (25, 68773801), (4091, 420275), (16811, 102275), (20455, 84055)]