278605150

素因数分解:

$2^1\times 5^2\times {\mathrm{193}}^1\times {\mathrm{28871}}^1$

素因数の和:29076

約数の個数: 24

約数和(自身を含む): 520908624

約数和(自身を除く): 242303474

約数列:

[1, 2, 5, 10, 25, 50, 193, 386, 965, 1930, 4825, 9650, 28871, 57742, 144355, 288710, 721775, 1443550, 5572103, 11144206, 27860515, 55721030, 139302575, 278605150]

約数ペア:

[(1, 278605150), (2, 139302575), (5, 55721030), (10, 27860515), (25, 11144206), (50, 5572103), (193, 1443550), (386, 721775), (965, 288710), (1930, 144355), (4825, 57742), (9650, 28871)]