81255176

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{39521}}^1$

素因数の和:39784

約数の個数: 16

約数和(自身を含む): 152950140

約数和(自身を除く): 71694964

約数列:

[1, 2, 4, 8, 257, 514, 1028, 2056, 39521, 79042, 158084, 316168, 10156897, 20313794, 40627588, 81255176]

約数ペア:

[(1, 81255176), (2, 40627588), (4, 20313794), (8, 10156897), (257, 316168), (514, 158084), (1028, 79042), (2056, 39521)]