326800

素因数分解:

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

素因数の和:80

約数の個数: 60

約数和(自身を含む): 845680

約数和(自身を除く): 518880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 43, 50, 76, 80, 86, 95, 100, 152, 172, 190, 200, 215, 304, 344, 380, 400, 430, 475, 688, 760, 817, 860, 950, 1075, 1520, 1634, 1720, 1900, 2150, 3268, 3440, 3800, 4085, 4300, 6536, 7600, 8170, 8600, 13072, 16340, 17200, 20425, 32680, 40850, 65360, 81700, 163400, 326800]

約数ペア:

[(1, 326800), (2, 163400), (4, 81700), (5, 65360), (8, 40850), (10, 32680), (16, 20425), (19, 17200), (20, 16340), (25, 13072), (38, 8600), (40, 8170), (43, 7600), (50, 6536), (76, 4300), (80, 4085), (86, 3800), (95, 3440), (100, 3268), (152, 2150), (172, 1900), (190, 1720), (200, 1634), (215, 1520), (304, 1075), (344, 950), (380, 860), (400, 817), (430, 760), (475, 688)]