39447025

素因数分解:

$5^2\times {\mathrm{89}}^1\times {\mathrm{17729}}^1$

素因数の和:17828

約数の個数: 12

約数和(自身を含む): 49466700

約数和(自身を除く): 10019675

約数列:

[1, 5, 25, 89, 445, 2225, 17729, 88645, 443225, 1577881, 7889405, 39447025]

約数ペア:

[(1, 39447025), (5, 7889405), (25, 1577881), (89, 443225), (445, 88645), (2225, 17729)]