78377988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{367}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 202968192

約数和(自身を除く): 124590204

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 367, 444, 481, 734, 962, 1101, 1369, 1443, 1468, 1924, 2202, 2738, 2886, 4107, 4404, 4771, 5476, 5772, 8214, 9542, 13579, 14313, 16428, 17797, 19084, 27158, 28626, 35594, 40737, 53391, 54316, 57252, 71188, 81474, 106782, 162948, 176527, 213564, 353054, 502423, 529581, 706108, 1004846, 1059162, 1507269, 2009692, 2118324, 3014538, 6029076, 6531499, 13062998, 19594497, 26125996, 39188994, 78377988]

約数ペア:

[(1, 78377988), (2, 39188994), (3, 26125996), (4, 19594497), (6, 13062998), (12, 6531499), (13, 6029076), (26, 3014538), (37, 2118324), (39, 2009692), (52, 1507269), (74, 1059162), (78, 1004846), (111, 706108), (148, 529581), (156, 502423), (222, 353054), (367, 213564), (444, 176527), (481, 162948), (734, 106782), (962, 81474), (1101, 71188), (1369, 57252), (1443, 54316), (1468, 53391), (1924, 40737), (2202, 35594), (2738, 28626), (2886, 27158), (4107, 19084), (4404, 17797), (4771, 16428), (5476, 14313), (5772, 13579), (8214, 9542)]