1634000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:85

約数の個数: 80

約数和(自身を含む): 4255680

約数和(自身を除く): 2621680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 43, 50, 76, 80, 86, 95, 100, 125, 152, 172, 190, 200, 215, 250, 304, 344, 380, 400, 430, 475, 500, 688, 760, 817, 860, 950, 1000, 1075, 1520, 1634, 1720, 1900, 2000, 2150, 2375, 3268, 3440, 3800, 4085, 4300, 4750, 5375, 6536, 7600, 8170, 8600, 9500, 10750, 13072, 16340, 17200, 19000, 20425, 21500, 32680, 38000, 40850, 43000, 65360, 81700, 86000, 102125, 163400, 204250, 326800, 408500, 817000, 1634000]

約数ペア:

[(1, 1634000), (2, 817000), (4, 408500), (5, 326800), (8, 204250), (10, 163400), (16, 102125), (19, 86000), (20, 81700), (25, 65360), (38, 43000), (40, 40850), (43, 38000), (50, 32680), (76, 21500), (80, 20425), (86, 19000), (95, 17200), (100, 16340), (125, 13072), (152, 10750), (172, 9500), (190, 8600), (200, 8170), (215, 7600), (250, 6536), (304, 5375), (344, 4750), (380, 4300), (400, 4085), (430, 3800), (475, 3440), (500, 3268), (688, 2375), (760, 2150), (817, 2000), (860, 1900), (950, 1720), (1000, 1634), (1075, 1520)]