80859400

素因数分解:

$2^3\times 5^2\times {\mathrm{461}}^1\times {\mathrm{877}}^1$

素因数の和:1354

約数の個数: 48

約数和(自身を含む): 188620740

約数和(自身を除く): 107761340

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 461, 877, 922, 1754, 1844, 2305, 3508, 3688, 4385, 4610, 7016, 8770, 9220, 11525, 17540, 18440, 21925, 23050, 35080, 43850, 46100, 87700, 92200, 175400, 404297, 808594, 1617188, 2021485, 3234376, 4042970, 8085940, 10107425, 16171880, 20214850, 40429700, 80859400]

約数ペア:

[(1, 80859400), (2, 40429700), (4, 20214850), (5, 16171880), (8, 10107425), (10, 8085940), (20, 4042970), (25, 3234376), (40, 2021485), (50, 1617188), (100, 808594), (200, 404297), (461, 175400), (877, 92200), (922, 87700), (1754, 46100), (1844, 43850), (2305, 35080), (3508, 23050), (3688, 21925), (4385, 18440), (4610, 17540), (7016, 11525), (8770, 9220)]