808648025

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{530261}}^1$

素因数の和:530332

約数の個数: 12

約数和(自身を含む): 1019163564

約数和(自身を除く): 210515539

約数列:

[1, 5, 25, 61, 305, 1525, 530261, 2651305, 13256525, 32345921, 161729605, 808648025]

約数ペア:

[(1, 808648025), (5, 161729605), (25, 32345921), (61, 13256525), (305, 2651305), (1525, 530261)]