48902000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{499}}^1$

素因数の和:536

約数の個数: 120

約数和(自身を含む): 137826000

約数和(自身を除く): 88924000

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, 499, 500, 560, 700, 784, 875, 980, 998, 1000, 1225, 1400, 1750, 1960, 1996, 2000, 2450, 2495, 2800, 3493, 3500, 3920, 3992, 4900, 4990, 6125, 6986, 7000, 7984, 9800, 9980, 12250, 12475, 13972, 14000, 17465, 19600, 19960, 24451, 24500, 24950, 27944, 34930, 39920, 48902, 49000, 49900, 55888, 62375, 69860, 87325, 97804, 98000, 99800, 122255, 124750, 139720, 174650, 195608, 199600, 244510, 249500, 279440, 349300, 391216, 436625, 489020, 499000, 611275, 698600, 873250, 978040, 998000, 1222550, 1397200, 1746500, 1956080, 2445100, 3056375, 3493000, 4890200, 6112750, 6986000, 9780400, 12225500, 24451000, 48902000]

約数ペア:

[(1, 48902000), (2, 24451000), (4, 12225500), (5, 9780400), (7, 6986000), (8, 6112750), (10, 4890200), (14, 3493000), (16, 3056375), (20, 2445100), (25, 1956080), (28, 1746500), (35, 1397200), (40, 1222550), (49, 998000), (50, 978040), (56, 873250), (70, 698600), (80, 611275), (98, 499000), (100, 489020), (112, 436625), (125, 391216), (140, 349300), (175, 279440), (196, 249500), (200, 244510), (245, 199600), (250, 195608), (280, 174650), (350, 139720), (392, 124750), (400, 122255), (490, 99800), (499, 98000), (500, 97804), (560, 87325), (700, 69860), (784, 62375), (875, 55888), (980, 49900), (998, 49000), (1000, 48902), (1225, 39920), (1400, 34930), (1750, 27944), (1960, 24950), (1996, 24500), (2000, 24451), (2450, 19960), (2495, 19600), (2800, 17465), (3493, 14000), (3500, 13972), (3920, 12475), (3992, 12250), (4900, 9980), (4990, 9800), (6125, 7984), (6986, 7000)]