91589918320

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1\times {\mathrm{39937}}^1$

素因数の和:40322

約数の個数: 80

約数和(自身を含む): 215722710720

約数和(自身を除く): 124132792400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 263, 436, 526, 545, 872, 1052, 1090, 1315, 1744, 2104, 2180, 2630, 4208, 4360, 5260, 8720, 10520, 21040, 28667, 39937, 57334, 79874, 114668, 143335, 159748, 199685, 229336, 286670, 319496, 399370, 458672, 573340, 638992, 798740, 1146680, 1597480, 2293360, 3194960, 4353133, 8706266, 10503431, 17412532, 21006862, 21765665, 34825064, 42013724, 43531330, 52517155, 69650128, 84027448, 87062660, 105034310, 168054896, 174125320, 210068620, 348250640, 420137240, 840274480, 1144873979, 2289747958, 4579495916, 5724369895, 9158991832, 11448739790, 18317983664, 22897479580, 45794959160, 91589918320]

約数ペア:

[(1, 91589918320), (2, 45794959160), (4, 22897479580), (5, 18317983664), (8, 11448739790), (10, 9158991832), (16, 5724369895), (20, 4579495916), (40, 2289747958), (80, 1144873979), (109, 840274480), (218, 420137240), (263, 348250640), (436, 210068620), (526, 174125320), (545, 168054896), (872, 105034310), (1052, 87062660), (1090, 84027448), (1315, 69650128), (1744, 52517155), (2104, 43531330), (2180, 42013724), (2630, 34825064), (4208, 21765665), (4360, 21006862), (5260, 17412532), (8720, 10503431), (10520, 8706266), (21040, 4353133), (28667, 3194960), (39937, 2293360), (57334, 1597480), (79874, 1146680), (114668, 798740), (143335, 638992), (159748, 573340), (199685, 458672), (229336, 399370), (286670, 319496)]