13144587520

素因数分解:

$2^8\times 5^1\times {\mathrm{401}}^1\times {\mathrm{25609}}^1$

素因数の和:26031

約数の個数: 72

約数和(自身を含む): 31565144520

約数和(自身を除く): 18420557000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 401, 640, 802, 1280, 1604, 2005, 3208, 4010, 6416, 8020, 12832, 16040, 25609, 25664, 32080, 51218, 51328, 64160, 102436, 102656, 128045, 128320, 204872, 256090, 256640, 409744, 512180, 513280, 819488, 1024360, 1638976, 2048720, 3277952, 4097440, 6555904, 8194880, 10269209, 16389760, 20538418, 32779520, 41076836, 51346045, 82153672, 102692090, 164307344, 205384180, 328614688, 410768360, 657229376, 821536720, 1314458752, 1643073440, 2628917504, 3286146880, 6572293760, 13144587520]

約数ペア:

[(1, 13144587520), (2, 6572293760), (4, 3286146880), (5, 2628917504), (8, 1643073440), (10, 1314458752), (16, 821536720), (20, 657229376), (32, 410768360), (40, 328614688), (64, 205384180), (80, 164307344), (128, 102692090), (160, 82153672), (256, 51346045), (320, 41076836), (401, 32779520), (640, 20538418), (802, 16389760), (1280, 10269209), (1604, 8194880), (2005, 6555904), (3208, 4097440), (4010, 3277952), (6416, 2048720), (8020, 1638976), (12832, 1024360), (16040, 819488), (25609, 513280), (25664, 512180), (32080, 409744), (51218, 256640), (51328, 256090), (64160, 204872), (102436, 128320), (102656, 128045)]