81708670

素因数分解:

$2^1\times 5^1\times {\mathrm{2017}}^1\times {\mathrm{4051}}^1$

素因数の和:6075

約数の個数: 16

約数和(自身を含む): 147184848

約数和(自身を除く): 65476178

約数列:

[1, 2, 5, 10, 2017, 4034, 4051, 8102, 10085, 20170, 20255, 40510, 8170867, 16341734, 40854335, 81708670]

約数ペア:

[(1, 81708670), (2, 40854335), (5, 16341734), (10, 8170867), (2017, 40510), (4034, 20255), (4051, 20170), (8102, 10085)]