8001000

素因数分解:

$2^3\times 3^2\times 5^3\times 7^1\times {\mathrm{127}}^1$

素因数の和:161

約数の個数: 192

約数和(自身を含む): 31150080

約数和(自身を除く): 23149080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 125, 126, 127, 140, 150, 168, 175, 180, 200, 210, 225, 250, 252, 254, 280, 300, 315, 350, 360, 375, 381, 420, 450, 500, 504, 508, 525, 600, 630, 635, 700, 750, 762, 840, 875, 889, 900, 1000, 1016, 1050, 1125, 1143, 1260, 1270, 1400, 1500, 1524, 1575, 1750, 1778, 1800, 1905, 2100, 2250, 2286, 2520, 2540, 2625, 2667, 3000, 3048, 3150, 3175, 3500, 3556, 3810, 4200, 4445, 4500, 4572, 5080, 5250, 5334, 5715, 6300, 6350, 7000, 7112, 7620, 7875, 8001, 8890, 9000, 9144, 9525, 10500, 10668, 11430, 12600, 12700, 13335, 15240, 15750, 15875, 16002, 17780, 19050, 21000, 21336, 22225, 22860, 25400, 26670, 28575, 31500, 31750, 32004, 35560, 38100, 40005, 44450, 45720, 47625, 53340, 57150, 63000, 63500, 64008, 66675, 76200, 80010, 88900, 95250, 106680, 111125, 114300, 127000, 133350, 142875, 160020, 177800, 190500, 200025, 222250, 228600, 266700, 285750, 320040, 333375, 381000, 400050, 444500, 533400, 571500, 666750, 800100, 889000, 1000125, 1143000, 1333500, 1600200, 2000250, 2667000, 4000500, 8001000]

約数ペア:

[(1, 8001000), (2, 4000500), (3, 2667000), (4, 2000250), (5, 1600200), (6, 1333500), (7, 1143000), (8, 1000125), (9, 889000), (10, 800100), (12, 666750), (14, 571500), (15, 533400), (18, 444500), (20, 400050), (21, 381000), (24, 333375), (25, 320040), (28, 285750), (30, 266700), (35, 228600), (36, 222250), (40, 200025), (42, 190500), (45, 177800), (50, 160020), (56, 142875), (60, 133350), (63, 127000), (70, 114300), (72, 111125), (75, 106680), (84, 95250), (90, 88900), (100, 80010), (105, 76200), (120, 66675), (125, 64008), (126, 63500), (127, 63000), (140, 57150), (150, 53340), (168, 47625), (175, 45720), (180, 44450), (200, 40005), (210, 38100), (225, 35560), (250, 32004), (252, 31750), (254, 31500), (280, 28575), (300, 26670), (315, 25400), (350, 22860), (360, 22225), (375, 21336), (381, 21000), (420, 19050), (450, 17780), (500, 16002), (504, 15875), (508, 15750), (525, 15240), (600, 13335), (630, 12700), (635, 12600), (700, 11430), (750, 10668), (762, 10500), (840, 9525), (875, 9144), (889, 9000), (900, 8890), (1000, 8001), (1016, 7875), (1050, 7620), (1125, 7112), (1143, 7000), (1260, 6350), (1270, 6300), (1400, 5715), (1500, 5334), (1524, 5250), (1575, 5080), (1750, 4572), (1778, 4500), (1800, 4445), (1905, 4200), (2100, 3810), (2250, 3556), (2286, 3500), (2520, 3175), (2540, 3150), (2625, 3048), (2667, 3000)]