80863760

素因数分解:

$2^4\times 5^1\times {\mathrm{1010797}}^1$

素因数の和:1010810

約数の個数: 20

約数和(自身を含む): 188008428

約数和(自身を除く): 107144668

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1010797, 2021594, 4043188, 5053985, 8086376, 10107970, 16172752, 20215940, 40431880, 80863760]

約数ペア:

[(1, 80863760), (2, 40431880), (4, 20215940), (5, 16172752), (8, 10107970), (10, 8086376), (16, 5053985), (20, 4043188), (40, 2021594), (80, 1010797)]