7790010625

素因数分解:

$5^4\times {\mathrm{617}}^1\times {\mathrm{20201}}^1$

素因数の和:20838

約数の個数: 20

約数和(自身を含む): 9750656916

約数和(自身を除く): 1960646291

約数列:

[1, 5, 25, 125, 617, 625, 3085, 15425, 20201, 77125, 101005, 385625, 505025, 2525125, 12464017, 12625625, 62320085, 311600425, 1558002125, 7790010625]

約数ペア:

[(1, 7790010625), (5, 1558002125), (25, 311600425), (125, 62320085), (617, 12625625), (625, 12464017), (3085, 2525125), (15425, 505025), (20201, 385625), (77125, 101005)]