82051960

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{5167}}^1$

素因数の和:5575

約数の個数: 32

約数和(自身を含む): 185117760

約数和(自身を除く): 103065800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1985, 3176, 3970, 5167, 7940, 10334, 15880, 20668, 25835, 41336, 51670, 103340, 206680, 2051299, 4102598, 8205196, 10256495, 16410392, 20512990, 41025980, 82051960]

約数ペア:

[(1, 82051960), (2, 41025980), (4, 20512990), (5, 16410392), (8, 10256495), (10, 8205196), (20, 4102598), (40, 2051299), (397, 206680), (794, 103340), (1588, 51670), (1985, 41336), (3176, 25835), (3970, 20668), (5167, 15880), (7940, 10334)]