725640608

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{42071}}^1$

素因数の和:42106

約数の個数: 72

約数和(自身を含む): 1812966624

約数和(自身を除く): 1087326016

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 224, 308, 352, 392, 539, 616, 784, 1078, 1232, 1568, 2156, 2464, 4312, 8624, 17248, 42071, 84142, 168284, 294497, 336568, 462781, 588994, 673136, 925562, 1177988, 1346272, 1851124, 2061479, 2355976, 3239467, 3702248, 4122958, 4711952, 6478934, 7404496, 8245916, 9423904, 12957868, 14808992, 16491832, 22676269, 25915736, 32983664, 45352538, 51831472, 65967328, 90705076, 103662944, 181410152, 362820304, 725640608]

約数ペア:

[(1, 725640608), (2, 362820304), (4, 181410152), (7, 103662944), (8, 90705076), (11, 65967328), (14, 51831472), (16, 45352538), (22, 32983664), (28, 25915736), (32, 22676269), (44, 16491832), (49, 14808992), (56, 12957868), (77, 9423904), (88, 8245916), (98, 7404496), (112, 6478934), (154, 4711952), (176, 4122958), (196, 3702248), (224, 3239467), (308, 2355976), (352, 2061479), (392, 1851124), (539, 1346272), (616, 1177988), (784, 925562), (1078, 673136), (1232, 588994), (1568, 462781), (2156, 336568), (2464, 294497), (4312, 168284), (8624, 84142), (17248, 42071)]