2550115

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:486

約数の個数: 16

約数和(自身を含む): 3247200

約数和(自身を除く): 697085

約数列:

[1, 5, 29, 43, 145, 215, 409, 1247, 2045, 6235, 11861, 17587, 59305, 87935, 510023, 2550115]

約数ペア:

[(1, 2550115), (5, 510023), (29, 87935), (43, 59305), (145, 17587), (215, 11861), (409, 6235), (1247, 2045)]