68462800

素因数分解:

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

素因数の和:538

約数の個数: 120

約数和(自身を含む): 192200000

約数和(自身を除く): 123737200

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, 140, 175, 196, 200, 245, 280, 343, 350, 392, 400, 490, 499, 560, 686, 700, 784, 980, 998, 1225, 1372, 1400, 1715, 1960, 1996, 2450, 2495, 2744, 2800, 3430, 3493, 3920, 3992, 4900, 4990, 5488, 6860, 6986, 7984, 8575, 9800, 9980, 12475, 13720, 13972, 17150, 17465, 19600, 19960, 24451, 24950, 27440, 27944, 34300, 34930, 39920, 48902, 49900, 55888, 68600, 69860, 87325, 97804, 99800, 122255, 137200, 139720, 171157, 174650, 195608, 199600, 244510, 279440, 342314, 349300, 391216, 489020, 611275, 684628, 698600, 855785, 978040, 1222550, 1369256, 1397200, 1711570, 1956080, 2445100, 2738512, 3423140, 4278925, 4890200, 6846280, 8557850, 9780400, 13692560, 17115700, 34231400, 68462800]

約数ペア:

[(1, 68462800), (2, 34231400), (4, 17115700), (5, 13692560), (7, 9780400), (8, 8557850), (10, 6846280), (14, 4890200), (16, 4278925), (20, 3423140), (25, 2738512), (28, 2445100), (35, 1956080), (40, 1711570), (49, 1397200), (50, 1369256), (56, 1222550), (70, 978040), (80, 855785), (98, 698600), (100, 684628), (112, 611275), (140, 489020), (175, 391216), (196, 349300), (200, 342314), (245, 279440), (280, 244510), (343, 199600), (350, 195608), (392, 174650), (400, 171157), (490, 139720), (499, 137200), (560, 122255), (686, 99800), (700, 97804), (784, 87325), (980, 69860), (998, 68600), (1225, 55888), (1372, 49900), (1400, 48902), (1715, 39920), (1960, 34930), (1996, 34300), (2450, 27944), (2495, 27440), (2744, 24950), (2800, 24451), (3430, 19960), (3493, 19600), (3920, 17465), (3992, 17150), (4900, 13972), (4990, 13720), (5488, 12475), (6860, 9980), (6986, 9800), (7984, 8575)]