2608025

素因数分解:

$5^2\times 7^2\times {\mathrm{2129}}^1$

素因数の和:2153

約数の個数: 18

約数和(自身を含む): 3763710

約数和(自身を除く): 1155685

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 2129, 10645, 14903, 53225, 74515, 104321, 372575, 521605, 2608025]

約数ペア:

[(1, 2608025), (5, 521605), (7, 372575), (25, 104321), (35, 74515), (49, 53225), (175, 14903), (245, 10645), (1225, 2129)]