280178215

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{10433}}^1$

素因数の和:10610

約数の個数: 16

約数和(自身を含む): 347076576

約数和(自身を除く): 66898361

約数列:

[1, 5, 41, 131, 205, 655, 5371, 10433, 26855, 52165, 427753, 1366723, 2138765, 6833615, 56035643, 280178215]

約数ペア:

[(1, 280178215), (5, 56035643), (41, 6833615), (131, 2138765), (205, 1366723), (655, 427753), (5371, 52165), (10433, 26855)]