87133025

素因数分解:

$5^2\times 7^2\times {\mathrm{71129}}^1$

素因数の和:71153

約数の個数: 18

約数和(自身を含む): 125686710

約数和(自身を除く): 38553685

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 71129, 355645, 497903, 1778225, 2489515, 3485321, 12447575, 17426605, 87133025]

約数ペア:

[(1, 87133025), (5, 17426605), (7, 12447575), (25, 3485321), (35, 2489515), (49, 1778225), (175, 497903), (245, 355645), (1225, 71129)]