131625025

素因数分解:

$5^2\times 7^2\times {\mathrm{107449}}^1$

素因数の和:107473

約数の個数: 18

約数和(自身を含む): 189864150

約数和(自身を除く): 58239125

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 107449, 537245, 752143, 2686225, 3760715, 5265001, 18803575, 26325005, 131625025]

約数ペア:

[(1, 131625025), (5, 26325005), (7, 18803575), (25, 5265001), (35, 3760715), (49, 2686225), (175, 752143), (245, 537245), (1225, 107449)]