27130625

素因数分解:

$5^4\times {\mathrm{83}}^1\times {\mathrm{523}}^1$

素因数の和:626

約数の個数: 20

約数和(自身を含む): 34376496

約数和(自身を除く): 7245871

約数列:

[1, 5, 25, 83, 125, 415, 523, 625, 2075, 2615, 10375, 13075, 43409, 51875, 65375, 217045, 326875, 1085225, 5426125, 27130625]

約数ペア:

[(1, 27130625), (5, 5426125), (25, 1085225), (83, 326875), (125, 217045), (415, 65375), (523, 51875), (625, 43409), (2075, 13075), (2615, 10375)]