89868400

素因数分解:

$2^4\times 5^2\times {\mathrm{199}}^1\times {\mathrm{1129}}^1$

素因数の和:1346

約数の個数: 60

約数和(自身を含む): 217186000

約数和(自身を除く): 127317600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 199, 200, 398, 400, 796, 995, 1129, 1592, 1990, 2258, 3184, 3980, 4516, 4975, 5645, 7960, 9032, 9950, 11290, 15920, 18064, 19900, 22580, 28225, 39800, 45160, 56450, 79600, 90320, 112900, 224671, 225800, 449342, 451600, 898684, 1123355, 1797368, 2246710, 3594736, 4493420, 5616775, 8986840, 11233550, 17973680, 22467100, 44934200, 89868400]

約数ペア:

[(1, 89868400), (2, 44934200), (4, 22467100), (5, 17973680), (8, 11233550), (10, 8986840), (16, 5616775), (20, 4493420), (25, 3594736), (40, 2246710), (50, 1797368), (80, 1123355), (100, 898684), (199, 451600), (200, 449342), (398, 225800), (400, 224671), (796, 112900), (995, 90320), (1129, 79600), (1592, 56450), (1990, 45160), (2258, 39800), (3184, 28225), (3980, 22580), (4516, 19900), (4975, 18064), (5645, 15920), (7960, 11290), (9032, 9950)]