142849000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{20407}}^1$

素因数の和:20435

約数の個数: 64

約数和(自身を含む): 382037760

約数和(自身を除く): 239188760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 7000, 20407, 40814, 81628, 102035, 142849, 163256, 204070, 285698, 408140, 510175, 571396, 714245, 816280, 1020350, 1142792, 1428490, 2040700, 2550875, 2856980, 3571225, 4081400, 5101750, 5713960, 7142450, 10203500, 14284900, 17856125, 20407000, 28569800, 35712250, 71424500, 142849000]

約数ペア:

[(1, 142849000), (2, 71424500), (4, 35712250), (5, 28569800), (7, 20407000), (8, 17856125), (10, 14284900), (14, 10203500), (20, 7142450), (25, 5713960), (28, 5101750), (35, 4081400), (40, 3571225), (50, 2856980), (56, 2550875), (70, 2040700), (100, 1428490), (125, 1142792), (140, 1020350), (175, 816280), (200, 714245), (250, 571396), (280, 510175), (350, 408140), (500, 285698), (700, 204070), (875, 163256), (1000, 142849), (1400, 102035), (1750, 81628), (3500, 40814), (7000, 20407)]