68838625

素因数分解:

$5^3\times {\mathrm{79}}^1\times {\mathrm{6971}}^1$

素因数の和:7065

約数の個数: 16

約数和(自身を含む): 87010560

約数和(自身を除く): 18171935

約数列:

[1, 5, 25, 79, 125, 395, 1975, 6971, 9875, 34855, 174275, 550709, 871375, 2753545, 13767725, 68838625]

約数ペア:

[(1, 68838625), (5, 13767725), (25, 2753545), (79, 871375), (125, 550709), (395, 174275), (1975, 34855), (6971, 9875)]