19075000

素因数分解:

$2^3\times 5^5\times 7^1\times {\mathrm{109}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 51559200

約数和(自身を除く): 32484200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 109, 125, 140, 175, 200, 218, 250, 280, 350, 436, 500, 545, 625, 700, 763, 872, 875, 1000, 1090, 1250, 1400, 1526, 1750, 2180, 2500, 2725, 3052, 3125, 3500, 3815, 4360, 4375, 5000, 5450, 6104, 6250, 7000, 7630, 8750, 10900, 12500, 13625, 15260, 17500, 19075, 21800, 21875, 25000, 27250, 30520, 35000, 38150, 43750, 54500, 68125, 76300, 87500, 95375, 109000, 136250, 152600, 175000, 190750, 272500, 340625, 381500, 476875, 545000, 681250, 763000, 953750, 1362500, 1907500, 2384375, 2725000, 3815000, 4768750, 9537500, 19075000]

約数ペア:

[(1, 19075000), (2, 9537500), (4, 4768750), (5, 3815000), (7, 2725000), (8, 2384375), (10, 1907500), (14, 1362500), (20, 953750), (25, 763000), (28, 681250), (35, 545000), (40, 476875), (50, 381500), (56, 340625), (70, 272500), (100, 190750), (109, 175000), (125, 152600), (140, 136250), (175, 109000), (200, 95375), (218, 87500), (250, 76300), (280, 68125), (350, 54500), (436, 43750), (500, 38150), (545, 35000), (625, 30520), (700, 27250), (763, 25000), (872, 21875), (875, 21800), (1000, 19075), (1090, 17500), (1250, 15260), (1400, 13625), (1526, 12500), (1750, 10900), (2180, 8750), (2500, 7630), (2725, 7000), (3052, 6250), (3125, 6104), (3500, 5450), (3815, 5000), (4360, 4375)]