25811395

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{443}}^1$

素因数の和:762

約数の個数: 16

約数和(自身を含む): 31882752

約数和(自身を除く): 6071357

約数列:

[1, 5, 43, 215, 271, 443, 1355, 2215, 11653, 19049, 58265, 95245, 120053, 600265, 5162279, 25811395]

約数ペア:

[(1, 25811395), (5, 5162279), (43, 600265), (215, 120053), (271, 95245), (443, 58265), (1355, 19049), (2215, 11653)]