80568208

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37861}}^1$

素因数の和:37895

約数の個数: 40

約数和(自身を含む): 187795520

約数和(自身を除く): 107227312

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 37861, 75722, 151444, 265027, 302888, 530054, 605776, 719359, 1060108, 1438718, 2120216, 2877436, 4240432, 5035513, 5754872, 10071026, 11509744, 20142052, 40284104, 80568208]

約数ペア:

[(1, 80568208), (2, 40284104), (4, 20142052), (7, 11509744), (8, 10071026), (14, 5754872), (16, 5035513), (19, 4240432), (28, 2877436), (38, 2120216), (56, 1438718), (76, 1060108), (112, 719359), (133, 605776), (152, 530054), (266, 302888), (304, 265027), (532, 151444), (1064, 75722), (2128, 37861)]