80558000

素因数分解:

$2^4\times 5^3\times {\mathrm{47}}^1\times {\mathrm{857}}^1$

素因数の和:927

約数の個数: 80

約数和(自身を含む): 199165824

約数和(自身を除く): 118607824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 47, 50, 80, 94, 100, 125, 188, 200, 235, 250, 376, 400, 470, 500, 752, 857, 940, 1000, 1175, 1714, 1880, 2000, 2350, 3428, 3760, 4285, 4700, 5875, 6856, 8570, 9400, 11750, 13712, 17140, 18800, 21425, 23500, 34280, 40279, 42850, 47000, 68560, 80558, 85700, 94000, 107125, 161116, 171400, 201395, 214250, 322232, 342800, 402790, 428500, 644464, 805580, 857000, 1006975, 1611160, 1714000, 2013950, 3222320, 4027900, 5034875, 8055800, 10069750, 16111600, 20139500, 40279000, 80558000]

約数ペア:

[(1, 80558000), (2, 40279000), (4, 20139500), (5, 16111600), (8, 10069750), (10, 8055800), (16, 5034875), (20, 4027900), (25, 3222320), (40, 2013950), (47, 1714000), (50, 1611160), (80, 1006975), (94, 857000), (100, 805580), (125, 644464), (188, 428500), (200, 402790), (235, 342800), (250, 322232), (376, 214250), (400, 201395), (470, 171400), (500, 161116), (752, 107125), (857, 94000), (940, 85700), (1000, 80558), (1175, 68560), (1714, 47000), (1880, 42850), (2000, 40279), (2350, 34280), (3428, 23500), (3760, 21425), (4285, 18800), (4700, 17140), (5875, 13712), (6856, 11750), (8570, 9400)]