1248681505

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{1249}}^1\times {\mathrm{2531}}^1$

素因数の和:3864

約数の個数: 16

約数和(自身を含む): 1519200000

約数和(自身を除く): 270518495

約数列:

[1, 5, 79, 395, 1249, 2531, 6245, 12655, 98671, 199949, 493355, 999745, 3161219, 15806095, 249736301, 1248681505]

約数ペア:

[(1, 1248681505), (5, 249736301), (79, 15806095), (395, 3161219), (1249, 999745), (2531, 493355), (6245, 199949), (12655, 98671)]