50001000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{2381}}^1$

素因数の和:2412

約数の個数: 128

約数和(自身を含む): 178364160

約数和(自身を除く): 128363160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 200, 210, 250, 280, 300, 350, 375, 420, 500, 525, 600, 700, 750, 840, 875, 1000, 1050, 1400, 1500, 1750, 2100, 2381, 2625, 3000, 3500, 4200, 4762, 5250, 7000, 7143, 9524, 10500, 11905, 14286, 16667, 19048, 21000, 23810, 28572, 33334, 35715, 47620, 50001, 57144, 59525, 66668, 71430, 83335, 95240, 100002, 119050, 133336, 142860, 166670, 178575, 200004, 238100, 250005, 285720, 297625, 333340, 357150, 400008, 416675, 476200, 500010, 595250, 666680, 714300, 833350, 892875, 1000020, 1190500, 1250025, 1428600, 1666700, 1785750, 2000040, 2083375, 2381000, 2500050, 3333400, 3571500, 4166750, 5000100, 6250125, 7143000, 8333500, 10000200, 12500250, 16667000, 25000500, 50001000]

約数ペア:

[(1, 50001000), (2, 25000500), (3, 16667000), (4, 12500250), (5, 10000200), (6, 8333500), (7, 7143000), (8, 6250125), (10, 5000100), (12, 4166750), (14, 3571500), (15, 3333400), (20, 2500050), (21, 2381000), (24, 2083375), (25, 2000040), (28, 1785750), (30, 1666700), (35, 1428600), (40, 1250025), (42, 1190500), (50, 1000020), (56, 892875), (60, 833350), (70, 714300), (75, 666680), (84, 595250), (100, 500010), (105, 476200), (120, 416675), (125, 400008), (140, 357150), (150, 333340), (168, 297625), (175, 285720), (200, 250005), (210, 238100), (250, 200004), (280, 178575), (300, 166670), (350, 142860), (375, 133336), (420, 119050), (500, 100002), (525, 95240), (600, 83335), (700, 71430), (750, 66668), (840, 59525), (875, 57144), (1000, 50001), (1050, 47620), (1400, 35715), (1500, 33334), (1750, 28572), (2100, 23810), (2381, 21000), (2625, 19048), (3000, 16667), (3500, 14286), (4200, 11905), (4762, 10500), (5250, 9524), (7000, 7143)]