90810272

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1123}}^1$

素因数の和:1178

約数の個数: 72

約数和(自身を含む): 215834976

約数和(自身を除く): 125024704

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 361, 532, 608, 722, 1064, 1123, 1444, 2128, 2246, 2527, 2888, 4256, 4492, 5054, 5776, 7861, 8984, 10108, 11552, 15722, 17968, 20216, 21337, 31444, 35936, 40432, 42674, 62888, 80864, 85348, 125776, 149359, 170696, 251552, 298718, 341392, 405403, 597436, 682784, 810806, 1194872, 1621612, 2389744, 2837821, 3243224, 4779488, 5675642, 6486448, 11351284, 12972896, 22702568, 45405136, 90810272]

約数ペア:

[(1, 90810272), (2, 45405136), (4, 22702568), (7, 12972896), (8, 11351284), (14, 6486448), (16, 5675642), (19, 4779488), (28, 3243224), (32, 2837821), (38, 2389744), (56, 1621612), (76, 1194872), (112, 810806), (133, 682784), (152, 597436), (224, 405403), (266, 341392), (304, 298718), (361, 251552), (532, 170696), (608, 149359), (722, 125776), (1064, 85348), (1123, 80864), (1444, 62888), (2128, 42674), (2246, 40432), (2527, 35936), (2888, 31444), (4256, 21337), (4492, 20216), (5054, 17968), (5776, 15722), (7861, 11552), (8984, 10108)]