78538642

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 151683840

約数和(自身を除く): 73145198

約数列:

[1, 2, 7, 13, 14, 26, 37, 74, 91, 107, 109, 182, 214, 218, 259, 481, 518, 749, 763, 962, 1391, 1417, 1498, 1526, 2782, 2834, 3367, 3959, 4033, 6734, 7918, 8066, 9737, 9919, 11663, 19474, 19838, 23326, 27713, 28231, 51467, 52429, 55426, 56462, 81641, 102934, 104858, 151619, 163282, 303238, 360269, 367003, 431531, 720538, 734006, 863062, 1061333, 2122666, 3020717, 5609903, 6041434, 11219806, 39269321, 78538642]

約数ペア:

[(1, 78538642), (2, 39269321), (7, 11219806), (13, 6041434), (14, 5609903), (26, 3020717), (37, 2122666), (74, 1061333), (91, 863062), (107, 734006), (109, 720538), (182, 431531), (214, 367003), (218, 360269), (259, 303238), (481, 163282), (518, 151619), (749, 104858), (763, 102934), (962, 81641), (1391, 56462), (1417, 55426), (1498, 52429), (1526, 51467), (2782, 28231), (2834, 27713), (3367, 23326), (3959, 19838), (4033, 19474), (6734, 11663), (7918, 9919), (8066, 9737)]