78023080

素因数分解:

$2^3\times 5^1\times {\mathrm{1950577}}^1$

素因数の和:1950588

約数の個数: 16

約数和(自身を含む): 175552020

約数和(自身を除く): 97528940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1950577, 3901154, 7802308, 9752885, 15604616, 19505770, 39011540, 78023080]

約数ペア:

[(1, 78023080), (2, 39011540), (4, 19505770), (5, 15604616), (8, 9752885), (10, 7802308), (20, 3901154), (40, 1950577)]