26880145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4003}}^1$

素因数の和:4104

約数の個数: 16

約数和(自身を含む): 34594560

約数和(自身を除く): 7714415

約数列:

[1, 5, 17, 79, 85, 395, 1343, 4003, 6715, 20015, 68051, 316237, 340255, 1581185, 5376029, 26880145]

約数ペア:

[(1, 26880145), (5, 5376029), (17, 1581185), (79, 340255), (85, 316237), (395, 68051), (1343, 20015), (4003, 6715)]