78086428

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3967}}^1$

素因数の和:4034

約数の個数: 48

約数和(自身を含む): 168878080

約数和(自身を除く): 90791652

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 518, 532, 703, 1036, 1406, 2812, 3967, 4921, 7934, 9842, 15868, 19684, 27769, 55538, 75373, 111076, 146779, 150746, 293558, 301492, 527611, 587116, 1027453, 1055222, 2054906, 2110444, 2788801, 4109812, 5577602, 11155204, 19521607, 39043214, 78086428]

約数ペア:

[(1, 78086428), (2, 39043214), (4, 19521607), (7, 11155204), (14, 5577602), (19, 4109812), (28, 2788801), (37, 2110444), (38, 2054906), (74, 1055222), (76, 1027453), (133, 587116), (148, 527611), (259, 301492), (266, 293558), (518, 150746), (532, 146779), (703, 111076), (1036, 75373), (1406, 55538), (2812, 27769), (3967, 19684), (4921, 15868), (7934, 9842)]