10128500

素因数分解:

$2^2\times 5^3\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 22643712

約数和(自身を除く): 12515212

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 125, 188, 235, 250, 431, 470, 500, 862, 940, 1175, 1724, 2155, 2350, 4310, 4700, 5875, 8620, 10775, 11750, 20257, 21550, 23500, 40514, 43100, 53875, 81028, 101285, 107750, 202570, 215500, 405140, 506425, 1012850, 2025700, 2532125, 5064250, 10128500]

約数ペア:

[(1, 10128500), (2, 5064250), (4, 2532125), (5, 2025700), (10, 1012850), (20, 506425), (25, 405140), (47, 215500), (50, 202570), (94, 107750), (100, 101285), (125, 81028), (188, 53875), (235, 43100), (250, 40514), (431, 23500), (470, 21550), (500, 20257), (862, 11750), (940, 10775), (1175, 8620), (1724, 5875), (2155, 4700), (2350, 4310)]