68405905

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{3089}}^1$

素因数の和:3240

約数の個数: 16

約数和(自身を含む): 84839040

約数和(自身を除く): 16433135

約数列:

[1, 5, 43, 103, 215, 515, 3089, 4429, 15445, 22145, 132827, 318167, 664135, 1590835, 13681181, 68405905]

約数ペア:

[(1, 68405905), (5, 13681181), (43, 1590835), (103, 664135), (215, 318167), (515, 132827), (3089, 22145), (4429, 15445)]