133020625

素因数分解:

$5^4\times {\mathrm{331}}^1\times {\mathrm{643}}^1$

素因数の和:994

約数の個数: 20

約数和(自身を含む): 166984048

約数和(自身を除く): 33963423

約数列:

[1, 5, 25, 125, 331, 625, 643, 1655, 3215, 8275, 16075, 41375, 80375, 206875, 212833, 401875, 1064165, 5320825, 26604125, 133020625]

約数ペア:

[(1, 133020625), (5, 26604125), (25, 5320825), (125, 1064165), (331, 401875), (625, 212833), (643, 206875), (1655, 80375), (3215, 41375), (8275, 16075)]