20512172375

素因数分解:

$5^3\times {\mathrm{17}}^2\times {\mathrm{567811}}^1$

素因数の和:567860

約数の個数: 24

約数和(自身を含む): 27193652304

約数和(自身を除く): 6681479929

約数列:

[1, 5, 17, 25, 85, 125, 289, 425, 1445, 2125, 7225, 36125, 567811, 2839055, 9652787, 14195275, 48263935, 70976375, 164097379, 241319675, 820486895, 1206598375, 4102434475, 20512172375]

約数ペア:

[(1, 20512172375), (5, 4102434475), (17, 1206598375), (25, 820486895), (85, 241319675), (125, 164097379), (289, 70976375), (425, 48263935), (1445, 14195275), (2125, 9652787), (7225, 2839055), (36125, 567811)]