80785264

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37963}}^1$

素因数の和:37997

約数の個数: 40

約数和(自身を含む): 188301440

約数和(自身を除く): 107516176

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 37963, 75926, 151852, 265741, 303704, 531482, 607408, 721297, 1062964, 1442594, 2125928, 2885188, 4251856, 5049079, 5770376, 10098158, 11540752, 20196316, 40392632, 80785264]

約数ペア:

[(1, 80785264), (2, 40392632), (4, 20196316), (7, 11540752), (8, 10098158), (14, 5770376), (16, 5049079), (19, 4251856), (28, 2885188), (38, 2125928), (56, 1442594), (76, 1062964), (112, 721297), (133, 607408), (152, 531482), (266, 303704), (304, 265741), (532, 151852), (1064, 75926), (2128, 37963)]