12250000

素因数分解:

$2^4\times 5^6\times 7^2$

素因数の和:52

約数の個数: 105

約数和(自身を含む): 34511277

約数和(自身を除く): 22261277

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 175, 196, 200, 245, 250, 280, 350, 392, 400, 490, 500, 560, 625, 700, 784, 875, 980, 1000, 1225, 1250, 1400, 1750, 1960, 2000, 2450, 2500, 2800, 3125, 3500, 3920, 4375, 4900, 5000, 6125, 6250, 7000, 8750, 9800, 10000, 12250, 12500, 14000, 15625, 17500, 19600, 21875, 24500, 25000, 30625, 31250, 35000, 43750, 49000, 50000, 61250, 62500, 70000, 87500, 98000, 109375, 122500, 125000, 153125, 175000, 218750, 245000, 250000, 306250, 350000, 437500, 490000, 612500, 765625, 875000, 1225000, 1531250, 1750000, 2450000, 3062500, 6125000, 12250000]

約数ペア:

[(1, 12250000), (2, 6125000), (4, 3062500), (5, 2450000), (7, 1750000), (8, 1531250), (10, 1225000), (14, 875000), (16, 765625), (20, 612500), (25, 490000), (28, 437500), (35, 350000), (40, 306250), (49, 250000), (50, 245000), (56, 218750), (70, 175000), (80, 153125), (98, 125000), (100, 122500), (112, 109375), (125, 98000), (140, 87500), (175, 70000), (196, 62500), (200, 61250), (245, 50000), (250, 49000), (280, 43750), (350, 35000), (392, 31250), (400, 30625), (490, 25000), (500, 24500), (560, 21875), (625, 19600), (700, 17500), (784, 15625), (875, 14000), (980, 12500), (1000, 12250), (1225, 10000), (1250, 9800), (1400, 8750), (1750, 7000), (1960, 6250), (2000, 6125), (2450, 5000), (2500, 4900), (2800, 4375), (3125, 3920)]