78921808

素因数分解:

$2^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3541}}^1$

素因数の和:3755

約数の個数: 40

約数和(自身を含む): 175683200

約数和(自身を除く): 96761392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 199, 398, 796, 1393, 1592, 2786, 3184, 3541, 5572, 7082, 11144, 14164, 22288, 24787, 28328, 49574, 56656, 99148, 198296, 396592, 704659, 1409318, 2818636, 4932613, 5637272, 9865226, 11274544, 19730452, 39460904, 78921808]

約数ペア:

[(1, 78921808), (2, 39460904), (4, 19730452), (7, 11274544), (8, 9865226), (14, 5637272), (16, 4932613), (28, 2818636), (56, 1409318), (112, 704659), (199, 396592), (398, 198296), (796, 99148), (1393, 56656), (1592, 49574), (2786, 28328), (3184, 24787), (3541, 22288), (5572, 14164), (7082, 11144)]