89079080

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{5167}}^1$

素因数の和:5609

約数の個数: 32

約数和(自身を含む): 200931840

約数和(自身を除く): 111852760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 3448, 4310, 5167, 8620, 10334, 17240, 20668, 25835, 41336, 51670, 103340, 206680, 2226977, 4453954, 8907908, 11134885, 17815816, 22269770, 44539540, 89079080]

約数ペア:

[(1, 89079080), (2, 44539540), (4, 22269770), (5, 17815816), (8, 11134885), (10, 8907908), (20, 4453954), (40, 2226977), (431, 206680), (862, 103340), (1724, 51670), (2155, 41336), (3448, 25835), (4310, 20668), (5167, 17240), (8620, 10334)]