20013375

素因数分解:

$3^1\times 5^3\times {\mathrm{83}}^1\times {\mathrm{643}}^1$

素因数の和:744

約数の個数: 32

約数和(自身を含む): 33755904

約数和(自身を除く): 13742529

約数列:

[1, 3, 5, 15, 25, 75, 83, 125, 249, 375, 415, 643, 1245, 1929, 2075, 3215, 6225, 9645, 10375, 16075, 31125, 48225, 53369, 80375, 160107, 241125, 266845, 800535, 1334225, 4002675, 6671125, 20013375]

約数ペア:

[(1, 20013375), (3, 6671125), (5, 4002675), (15, 1334225), (25, 800535), (75, 266845), (83, 241125), (125, 160107), (249, 80375), (375, 53369), (415, 48225), (643, 31125), (1245, 16075), (1929, 10375), (2075, 9645), (3215, 6225)]