2489667025

素因数分解:

$5^2\times {\mathrm{281}}^1\times {\mathrm{354401}}^1$

素因数の和:354692

約数の個数: 12

約数和(自身を含む): 3098182284

約数和(自身を除く): 608515259

約数列:

[1, 5, 25, 281, 1405, 7025, 354401, 1772005, 8860025, 99586681, 497933405, 2489667025]

約数ペア:

[(1, 2489667025), (5, 497933405), (25, 99586681), (281, 8860025), (1405, 1772005), (7025, 354401)]