8123965

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:372

約数の個数: 16

約数和(自身を含む): 10010880

約数和(自身を除く): 1886915

約数列:

[1, 5, 79, 131, 157, 395, 655, 785, 10349, 12403, 20567, 51745, 62015, 102835, 1624793, 8123965]

約数ペア:

[(1, 8123965), (5, 1624793), (79, 102835), (131, 62015), (157, 51745), (395, 20567), (655, 12403), (785, 10349)]