68004664

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{857}}^1$

素因数の和:992

約数の個数: 64

約数和(自身を含む): 158558400

約数和(自身を除く): 90553736

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 109, 182, 218, 364, 436, 728, 763, 857, 872, 1417, 1526, 1714, 2834, 3052, 3428, 5668, 5999, 6104, 6856, 9919, 11141, 11336, 11998, 19838, 22282, 23996, 39676, 44564, 47992, 77987, 79352, 89128, 93413, 155974, 186826, 311948, 373652, 623896, 653891, 747304, 1214369, 1307782, 2428738, 2615564, 4857476, 5231128, 8500583, 9714952, 17001166, 34002332, 68004664]

約数ペア:

[(1, 68004664), (2, 34002332), (4, 17001166), (7, 9714952), (8, 8500583), (13, 5231128), (14, 4857476), (26, 2615564), (28, 2428738), (52, 1307782), (56, 1214369), (91, 747304), (104, 653891), (109, 623896), (182, 373652), (218, 311948), (364, 186826), (436, 155974), (728, 93413), (763, 89128), (857, 79352), (872, 77987), (1417, 47992), (1526, 44564), (1714, 39676), (2834, 23996), (3052, 22282), (3428, 19838), (5668, 11998), (5999, 11336), (6104, 11141), (6856, 9919)]