122150000

素因数分解:

$2^4\times 5^5\times 7^1\times {\mathrm{349}}^1$

素因数の和:389

約数の個数: 120

約数和(自身を含む): 339040800

約数和(自身を除く): 216890800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 349, 350, 400, 500, 560, 625, 698, 700, 875, 1000, 1250, 1396, 1400, 1745, 1750, 2000, 2443, 2500, 2792, 2800, 3125, 3490, 3500, 4375, 4886, 5000, 5584, 6250, 6980, 7000, 8725, 8750, 9772, 10000, 12215, 12500, 13960, 14000, 17450, 17500, 19544, 21875, 24430, 25000, 27920, 34900, 35000, 39088, 43625, 43750, 48860, 50000, 61075, 69800, 70000, 87250, 87500, 97720, 122150, 139600, 174500, 175000, 195440, 218125, 244300, 305375, 349000, 350000, 436250, 488600, 610750, 698000, 872500, 977200, 1090625, 1221500, 1526875, 1745000, 2181250, 2443000, 3053750, 3490000, 4362500, 4886000, 6107500, 7634375, 8725000, 12215000, 15268750, 17450000, 24430000, 30537500, 61075000, 122150000]

約数ペア:

[(1, 122150000), (2, 61075000), (4, 30537500), (5, 24430000), (7, 17450000), (8, 15268750), (10, 12215000), (14, 8725000), (16, 7634375), (20, 6107500), (25, 4886000), (28, 4362500), (35, 3490000), (40, 3053750), (50, 2443000), (56, 2181250), (70, 1745000), (80, 1526875), (100, 1221500), (112, 1090625), (125, 977200), (140, 872500), (175, 698000), (200, 610750), (250, 488600), (280, 436250), (349, 350000), (350, 349000), (400, 305375), (500, 244300), (560, 218125), (625, 195440), (698, 175000), (700, 174500), (875, 139600), (1000, 122150), (1250, 97720), (1396, 87500), (1400, 87250), (1745, 70000), (1750, 69800), (2000, 61075), (2443, 50000), (2500, 48860), (2792, 43750), (2800, 43625), (3125, 39088), (3490, 35000), (3500, 34900), (4375, 27920), (4886, 25000), (5000, 24430), (5584, 21875), (6250, 19544), (6980, 17500), (7000, 17450), (8725, 14000), (8750, 13960), (9772, 12500), (10000, 12215)]