80864874

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 193939200

約数和(自身を除く): 113074326

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 41, 57, 73, 79, 82, 114, 123, 146, 158, 171, 219, 237, 246, 342, 369, 438, 474, 657, 711, 738, 779, 1314, 1387, 1422, 1501, 1558, 2337, 2774, 2993, 3002, 3239, 4161, 4503, 4674, 5767, 5986, 6478, 7011, 8322, 8979, 9006, 9717, 11534, 12483, 13509, 14022, 17301, 17958, 19434, 24966, 26937, 27018, 29151, 34602, 51903, 53874, 56867, 58302, 61541, 103806, 109573, 113734, 123082, 170601, 184623, 219146, 236447, 328719, 341202, 369246, 472894, 511803, 553869, 657438, 709341, 986157, 1023606, 1107738, 1418682, 1972314, 2128023, 4256046, 4492493, 8984986, 13477479, 26954958, 40432437, 80864874]

約数ペア:

[(1, 80864874), (2, 40432437), (3, 26954958), (6, 13477479), (9, 8984986), (18, 4492493), (19, 4256046), (38, 2128023), (41, 1972314), (57, 1418682), (73, 1107738), (79, 1023606), (82, 986157), (114, 709341), (123, 657438), (146, 553869), (158, 511803), (171, 472894), (219, 369246), (237, 341202), (246, 328719), (342, 236447), (369, 219146), (438, 184623), (474, 170601), (657, 123082), (711, 113734), (738, 109573), (779, 103806), (1314, 61541), (1387, 58302), (1422, 56867), (1501, 53874), (1558, 51903), (2337, 34602), (2774, 29151), (2993, 27018), (3002, 26937), (3239, 24966), (4161, 19434), (4503, 17958), (4674, 17301), (5767, 14022), (5986, 13509), (6478, 12483), (7011, 11534), (8322, 9717), (8979, 9006)]