68347984

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2423}}^1$

素因数の和:2515

約数の個数: 40

約数和(自身を含む): 138866112

約数和(自身を除く): 70518128

約数列:

[1, 2, 4, 8, 16, 41, 43, 82, 86, 164, 172, 328, 344, 656, 688, 1763, 2423, 3526, 4846, 7052, 9692, 14104, 19384, 28208, 38768, 99343, 104189, 198686, 208378, 397372, 416756, 794744, 833512, 1589488, 1667024, 4271749, 8543498, 17086996, 34173992, 68347984]

約数ペア:

[(1, 68347984), (2, 34173992), (4, 17086996), (8, 8543498), (16, 4271749), (41, 1667024), (43, 1589488), (82, 833512), (86, 794744), (164, 416756), (172, 397372), (328, 208378), (344, 198686), (656, 104189), (688, 99343), (1763, 38768), (2423, 28208), (3526, 19384), (4846, 14104), (7052, 9692)]