85820905

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1\times {\mathrm{709}}^1$

素因数の和:1320

約数の個数: 16

約数和(自身を含む): 105716160

約数和(自身を除く): 19895255

約数列:

[1, 5, 43, 215, 563, 709, 2815, 3545, 24209, 30487, 121045, 152435, 399167, 1995835, 17164181, 85820905]

約数ペア:

[(1, 85820905), (5, 17164181), (43, 1995835), (215, 399167), (563, 152435), (709, 121045), (2815, 30487), (3545, 24209)]