81547535

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{1871}}^1$

素因数の和:2278

約数の個数: 16

約数和(自身を含む): 102435840

約数和(自身を除く): 20888305

約数列:

[1, 5, 23, 115, 379, 1871, 1895, 8717, 9355, 43033, 43585, 215165, 709109, 3545545, 16309507, 81547535]

約数ペア:

[(1, 81547535), (5, 16309507), (23, 3545545), (115, 709109), (379, 215165), (1871, 43585), (1895, 43033), (8717, 9355)]