85481320

素因数分解:

$2^3\times 5^1\times {\mathrm{2137033}}^1$

素因数の和:2137044

約数の個数: 16

約数和(自身を含む): 192333060

約数和(自身を除く): 106851740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2137033, 4274066, 8548132, 10685165, 17096264, 21370330, 42740660, 85481320]

約数ペア:

[(1, 85481320), (2, 42740660), (4, 21370330), (5, 17096264), (8, 10685165), (10, 8548132), (20, 4274066), (40, 2137033)]