18504500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:354

約数の個数: 96

約数和(自身を含む): 49061376

約数和(自身を除く): 30556876

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 125, 140, 170, 175, 238, 250, 311, 340, 350, 425, 476, 500, 595, 622, 700, 850, 875, 1190, 1244, 1555, 1700, 1750, 2125, 2177, 2380, 2975, 3110, 3500, 4250, 4354, 5287, 5950, 6220, 7775, 8500, 8708, 10574, 10885, 11900, 14875, 15550, 21148, 21770, 26435, 29750, 31100, 37009, 38875, 43540, 52870, 54425, 59500, 74018, 77750, 105740, 108850, 132175, 148036, 155500, 185045, 217700, 264350, 272125, 370090, 528700, 544250, 660875, 740180, 925225, 1088500, 1321750, 1850450, 2643500, 3700900, 4626125, 9252250, 18504500]

約数ペア:

[(1, 18504500), (2, 9252250), (4, 4626125), (5, 3700900), (7, 2643500), (10, 1850450), (14, 1321750), (17, 1088500), (20, 925225), (25, 740180), (28, 660875), (34, 544250), (35, 528700), (50, 370090), (68, 272125), (70, 264350), (85, 217700), (100, 185045), (119, 155500), (125, 148036), (140, 132175), (170, 108850), (175, 105740), (238, 77750), (250, 74018), (311, 59500), (340, 54425), (350, 52870), (425, 43540), (476, 38875), (500, 37009), (595, 31100), (622, 29750), (700, 26435), (850, 21770), (875, 21148), (1190, 15550), (1244, 14875), (1555, 11900), (1700, 10885), (1750, 10574), (2125, 8708), (2177, 8500), (2380, 7775), (2975, 6220), (3110, 5950), (3500, 5287), (4250, 4354)]