85078640

素因数分解:

$2^4\times 5^1\times {\mathrm{1063483}}^1$

素因数の和:1063496

約数の個数: 20

約数和(自身を含む): 197808024

約数和(自身を除く): 112729384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1063483, 2126966, 4253932, 5317415, 8507864, 10634830, 17015728, 21269660, 42539320, 85078640]

約数ペア:

[(1, 85078640), (2, 42539320), (4, 21269660), (5, 17015728), (8, 10634830), (10, 8507864), (16, 5317415), (20, 4253932), (40, 2126966), (80, 1063483)]