77779768

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4229}}^1$

素因数の和:4276

約数の個数: 48

約数和(自身を含む): 168777000

約数和(自身を除く): 90997232

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 121, 152, 209, 242, 418, 484, 836, 968, 1672, 2299, 4229, 4598, 8458, 9196, 16916, 18392, 33832, 46519, 80351, 93038, 160702, 186076, 321404, 372152, 511709, 642808, 883861, 1023418, 1767722, 2046836, 3535444, 4093672, 7070888, 9722471, 19444942, 38889884, 77779768]

約数ペア:

[(1, 77779768), (2, 38889884), (4, 19444942), (8, 9722471), (11, 7070888), (19, 4093672), (22, 3535444), (38, 2046836), (44, 1767722), (76, 1023418), (88, 883861), (121, 642808), (152, 511709), (209, 372152), (242, 321404), (418, 186076), (484, 160702), (836, 93038), (968, 80351), (1672, 46519), (2299, 33832), (4229, 18392), (4598, 16916), (8458, 9196)]