330550225

素因数分解:

$5^2\times {\mathrm{643}}^1\times {\mathrm{20563}}^1$

素因数の和:21216

約数の個数: 12

約数和(自身を含む): 410539696

約数和(自身を除く): 79989471

約数列:

[1, 5, 25, 643, 3215, 16075, 20563, 102815, 514075, 13222009, 66110045, 330550225]

約数ペア:

[(1, 330550225), (5, 66110045), (25, 13222009), (643, 514075), (3215, 102815), (16075, 20563)]