8918000

素因数分解:

$2^4\times 5^3\times 7^3\times {\mathrm{13}}^1$

素因数の和:57

約数の個数: 160

約数和(自身を含む): 27081600

約数和(自身を除く): 18163600

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 80, 91, 98, 100, 104, 112, 125, 130, 140, 175, 182, 196, 200, 208, 245, 250, 260, 280, 325, 343, 350, 364, 392, 400, 455, 490, 500, 520, 560, 637, 650, 686, 700, 728, 784, 875, 910, 980, 1000, 1040, 1225, 1274, 1300, 1372, 1400, 1456, 1625, 1715, 1750, 1820, 1960, 2000, 2275, 2450, 2548, 2600, 2744, 2800, 3185, 3250, 3430, 3500, 3640, 3920, 4459, 4550, 4900, 5096, 5200, 5488, 6125, 6370, 6500, 6860, 7000, 7280, 8575, 8918, 9100, 9800, 10192, 11375, 12250, 12740, 13000, 13720, 14000, 15925, 17150, 17836, 18200, 19600, 22295, 22750, 24500, 25480, 26000, 27440, 31850, 34300, 35672, 36400, 42875, 44590, 45500, 49000, 50960, 63700, 68600, 71344, 79625, 85750, 89180, 91000, 98000, 111475, 127400, 137200, 159250, 171500, 178360, 182000, 222950, 254800, 318500, 343000, 356720, 445900, 557375, 637000, 686000, 891800, 1114750, 1274000, 1783600, 2229500, 4459000, 8918000]

約数ペア:

[(1, 8918000), (2, 4459000), (4, 2229500), (5, 1783600), (7, 1274000), (8, 1114750), (10, 891800), (13, 686000), (14, 637000), (16, 557375), (20, 445900), (25, 356720), (26, 343000), (28, 318500), (35, 254800), (40, 222950), (49, 182000), (50, 178360), (52, 171500), (56, 159250), (65, 137200), (70, 127400), (80, 111475), (91, 98000), (98, 91000), (100, 89180), (104, 85750), (112, 79625), (125, 71344), (130, 68600), (140, 63700), (175, 50960), (182, 49000), (196, 45500), (200, 44590), (208, 42875), (245, 36400), (250, 35672), (260, 34300), (280, 31850), (325, 27440), (343, 26000), (350, 25480), (364, 24500), (392, 22750), (400, 22295), (455, 19600), (490, 18200), (500, 17836), (520, 17150), (560, 15925), (637, 14000), (650, 13720), (686, 13000), (700, 12740), (728, 12250), (784, 11375), (875, 10192), (910, 9800), (980, 9100), (1000, 8918), (1040, 8575), (1225, 7280), (1274, 7000), (1300, 6860), (1372, 6500), (1400, 6370), (1456, 6125), (1625, 5488), (1715, 5200), (1750, 5096), (1820, 4900), (1960, 4550), (2000, 4459), (2275, 3920), (2450, 3640), (2548, 3500), (2600, 3430), (2744, 3250), (2800, 3185)]