8004000

素因数分解:

$2^5\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:80

約数の個数: 192

約数和(自身を含む): 28304640

約数和(自身を除く): 20300640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 29, 30, 32, 40, 46, 48, 50, 58, 60, 69, 75, 80, 87, 92, 96, 100, 115, 116, 120, 125, 138, 145, 150, 160, 174, 184, 200, 230, 232, 240, 250, 276, 290, 300, 345, 348, 368, 375, 400, 435, 460, 464, 480, 500, 552, 575, 580, 600, 667, 690, 696, 725, 736, 750, 800, 870, 920, 928, 1000, 1104, 1150, 1160, 1200, 1334, 1380, 1392, 1450, 1500, 1725, 1740, 1840, 2000, 2001, 2175, 2208, 2300, 2320, 2400, 2668, 2760, 2784, 2875, 2900, 3000, 3335, 3450, 3480, 3625, 3680, 4000, 4002, 4350, 4600, 4640, 5336, 5520, 5750, 5800, 6000, 6670, 6900, 6960, 7250, 8004, 8625, 8700, 9200, 10005, 10672, 10875, 11040, 11500, 11600, 12000, 13340, 13800, 13920, 14500, 16008, 16675, 17250, 17400, 18400, 20010, 21344, 21750, 23000, 23200, 26680, 27600, 29000, 32016, 33350, 34500, 34800, 40020, 43500, 46000, 50025, 53360, 55200, 58000, 64032, 66700, 69000, 69600, 80040, 83375, 87000, 92000, 100050, 106720, 116000, 133400, 138000, 160080, 166750, 174000, 200100, 250125, 266800, 276000, 320160, 333500, 348000, 400200, 500250, 533600, 667000, 800400, 1000500, 1334000, 1600800, 2001000, 2668000, 4002000, 8004000]

約数ペア:

[(1, 8004000), (2, 4002000), (3, 2668000), (4, 2001000), (5, 1600800), (6, 1334000), (8, 1000500), (10, 800400), (12, 667000), (15, 533600), (16, 500250), (20, 400200), (23, 348000), (24, 333500), (25, 320160), (29, 276000), (30, 266800), (32, 250125), (40, 200100), (46, 174000), (48, 166750), (50, 160080), (58, 138000), (60, 133400), (69, 116000), (75, 106720), (80, 100050), (87, 92000), (92, 87000), (96, 83375), (100, 80040), (115, 69600), (116, 69000), (120, 66700), (125, 64032), (138, 58000), (145, 55200), (150, 53360), (160, 50025), (174, 46000), (184, 43500), (200, 40020), (230, 34800), (232, 34500), (240, 33350), (250, 32016), (276, 29000), (290, 27600), (300, 26680), (345, 23200), (348, 23000), (368, 21750), (375, 21344), (400, 20010), (435, 18400), (460, 17400), (464, 17250), (480, 16675), (500, 16008), (552, 14500), (575, 13920), (580, 13800), (600, 13340), (667, 12000), (690, 11600), (696, 11500), (725, 11040), (736, 10875), (750, 10672), (800, 10005), (870, 9200), (920, 8700), (928, 8625), (1000, 8004), (1104, 7250), (1150, 6960), (1160, 6900), (1200, 6670), (1334, 6000), (1380, 5800), (1392, 5750), (1450, 5520), (1500, 5336), (1725, 4640), (1740, 4600), (1840, 4350), (2000, 4002), (2001, 4000), (2175, 3680), (2208, 3625), (2300, 3480), (2320, 3450), (2400, 3335), (2668, 3000), (2760, 2900), (2784, 2875)]