77758868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1979}}^1$

素因数の和:2060

約数の個数: 48

約数和(自身を含む): 159667200

約数和(自身を除く): 81908332

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 47, 76, 94, 188, 209, 418, 517, 836, 893, 1034, 1786, 1979, 2068, 3572, 3958, 7916, 9823, 19646, 21769, 37601, 39292, 43538, 75202, 87076, 93013, 150404, 186026, 372052, 413611, 827222, 1023143, 1654444, 1767247, 2046286, 3534494, 4092572, 7068988, 19439717, 38879434, 77758868]

約数ペア:

[(1, 77758868), (2, 38879434), (4, 19439717), (11, 7068988), (19, 4092572), (22, 3534494), (38, 2046286), (44, 1767247), (47, 1654444), (76, 1023143), (94, 827222), (188, 413611), (209, 372052), (418, 186026), (517, 150404), (836, 93013), (893, 87076), (1034, 75202), (1786, 43538), (1979, 39292), (2068, 37601), (3572, 21769), (3958, 19646), (7916, 9823)]