28760291275

素因数分解:

$5^2\times {\mathrm{71}}^2\times {\mathrm{228211}}^1$

素因数の和:228363

約数の個数: 18

約数和(自身を含む): 36172286636

約数和(自身を除く): 7411995361

約数列:

[1, 5, 25, 71, 355, 1775, 5041, 25205, 126025, 228211, 1141055, 5705275, 16202981, 81014905, 405074525, 1150411651, 5752058255, 28760291275]

約数ペア:

[(1, 28760291275), (5, 5752058255), (25, 1150411651), (71, 405074525), (355, 81014905), (1775, 16202981), (5041, 5705275), (25205, 1141055), (126025, 228211)]