89278000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{911}}^1$

素因数の和:948

約数の個数: 120

約数和(自身を含む): 251394624

約数和(自身を除く): 162116624

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, 700, 784, 875, 911, 980, 1000, 1225, 1400, 1750, 1822, 1960, 2000, 2450, 2800, 3500, 3644, 3920, 4555, 4900, 6125, 6377, 7000, 7288, 9110, 9800, 12250, 12754, 14000, 14576, 18220, 19600, 22775, 24500, 25508, 31885, 36440, 44639, 45550, 49000, 51016, 63770, 72880, 89278, 91100, 98000, 102032, 113875, 127540, 159425, 178556, 182200, 223195, 227750, 255080, 318850, 357112, 364400, 446390, 455500, 510160, 637700, 714224, 797125, 892780, 911000, 1115975, 1275400, 1594250, 1785560, 1822000, 2231950, 2550800, 3188500, 3571120, 4463900, 5579875, 6377000, 8927800, 11159750, 12754000, 17855600, 22319500, 44639000, 89278000]

約数ペア:

[(1, 89278000), (2, 44639000), (4, 22319500), (5, 17855600), (7, 12754000), (8, 11159750), (10, 8927800), (14, 6377000), (16, 5579875), (20, 4463900), (25, 3571120), (28, 3188500), (35, 2550800), (40, 2231950), (49, 1822000), (50, 1785560), (56, 1594250), (70, 1275400), (80, 1115975), (98, 911000), (100, 892780), (112, 797125), (125, 714224), (140, 637700), (175, 510160), (196, 455500), (200, 446390), (245, 364400), (250, 357112), (280, 318850), (350, 255080), (392, 227750), (400, 223195), (490, 182200), (500, 178556), (560, 159425), (700, 127540), (784, 113875), (875, 102032), (911, 98000), (980, 91100), (1000, 89278), (1225, 72880), (1400, 63770), (1750, 51016), (1822, 49000), (1960, 45550), (2000, 44639), (2450, 36440), (2800, 31885), (3500, 25508), (3644, 24500), (3920, 22775), (4555, 19600), (4900, 18220), (6125, 14576), (6377, 14000), (7000, 12754), (7288, 12250), (9110, 9800)]