81002992

素因数分解:

$2^4\times 7^1\times {\mathrm{241}}^1\times {\mathrm{3001}}^1$

素因数の和:3257

約数の個数: 40

約数和(自身を含む): 180168032

約数和(自身を除く): 99165040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 241, 482, 964, 1687, 1928, 3001, 3374, 3856, 6002, 6748, 12004, 13496, 21007, 24008, 26992, 42014, 48016, 84028, 168056, 336112, 723241, 1446482, 2892964, 5062687, 5785928, 10125374, 11571856, 20250748, 40501496, 81002992]

約数ペア:

[(1, 81002992), (2, 40501496), (4, 20250748), (7, 11571856), (8, 10125374), (14, 5785928), (16, 5062687), (28, 2892964), (56, 1446482), (112, 723241), (241, 336112), (482, 168056), (964, 84028), (1687, 48016), (1928, 42014), (3001, 26992), (3374, 24008), (3856, 21007), (6002, 13496), (6748, 12004)]