82861000

素因数分解:

$2^3\times 5^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:152

約数の個数: 128

約数和(自身を含む): 207567360

約数和(自身を除く): 124706360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 43, 47, 50, 82, 86, 94, 100, 125, 164, 172, 188, 200, 205, 215, 235, 250, 328, 344, 376, 410, 430, 470, 500, 820, 860, 940, 1000, 1025, 1075, 1175, 1640, 1720, 1763, 1880, 1927, 2021, 2050, 2150, 2350, 3526, 3854, 4042, 4100, 4300, 4700, 5125, 5375, 5875, 7052, 7708, 8084, 8200, 8600, 8815, 9400, 9635, 10105, 10250, 10750, 11750, 14104, 15416, 16168, 17630, 19270, 20210, 20500, 21500, 23500, 35260, 38540, 40420, 41000, 43000, 44075, 47000, 48175, 50525, 70520, 77080, 80840, 82861, 88150, 96350, 101050, 165722, 176300, 192700, 202100, 220375, 240875, 252625, 331444, 352600, 385400, 404200, 414305, 440750, 481750, 505250, 662888, 828610, 881500, 963500, 1010500, 1657220, 1763000, 1927000, 2021000, 2071525, 3314440, 4143050, 8286100, 10357625, 16572200, 20715250, 41430500, 82861000]

約数ペア:

[(1, 82861000), (2, 41430500), (4, 20715250), (5, 16572200), (8, 10357625), (10, 8286100), (20, 4143050), (25, 3314440), (40, 2071525), (41, 2021000), (43, 1927000), (47, 1763000), (50, 1657220), (82, 1010500), (86, 963500), (94, 881500), (100, 828610), (125, 662888), (164, 505250), (172, 481750), (188, 440750), (200, 414305), (205, 404200), (215, 385400), (235, 352600), (250, 331444), (328, 252625), (344, 240875), (376, 220375), (410, 202100), (430, 192700), (470, 176300), (500, 165722), (820, 101050), (860, 96350), (940, 88150), (1000, 82861), (1025, 80840), (1075, 77080), (1175, 70520), (1640, 50525), (1720, 48175), (1763, 47000), (1880, 44075), (1927, 43000), (2021, 41000), (2050, 40420), (2150, 38540), (2350, 35260), (3526, 23500), (3854, 21500), (4042, 20500), (4100, 20210), (4300, 19270), (4700, 17630), (5125, 16168), (5375, 15416), (5875, 14104), (7052, 11750), (7708, 10750), (8084, 10250), (8200, 10105), (8600, 9635), (8815, 9400)]