81894008

素因数分解:

$2^3\times 7^1\times {\mathrm{449}}^1\times {\mathrm{3257}}^1$

素因数の和:3719

約数の個数: 32

約数和(自身を含む): 175932000

約数和(自身を除く): 94037992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 449, 898, 1796, 3143, 3257, 3592, 6286, 6514, 12572, 13028, 22799, 25144, 26056, 45598, 91196, 182392, 1462393, 2924786, 5849572, 10236751, 11699144, 20473502, 40947004, 81894008]

約数ペア:

[(1, 81894008), (2, 40947004), (4, 20473502), (7, 11699144), (8, 10236751), (14, 5849572), (28, 2924786), (56, 1462393), (449, 182392), (898, 91196), (1796, 45598), (3143, 26056), (3257, 25144), (3592, 22799), (6286, 13028), (6514, 12572)]