4459000

素因数分解:

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

素因数の和:55

約数の個数: 128

約数和(自身を含む): 13104000

約数和(自身を除く): 8645000

約数列:

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

約数ペア:

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