81103790

素因数分解:

$2^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{17747}}^1$

素因数の和:18211

約数の個数: 16

約数和(自身を含む): 146314512

約数和(自身を除く): 65210722

約数列:

[1, 2, 5, 10, 457, 914, 2285, 4570, 17747, 35494, 88735, 177470, 8110379, 16220758, 40551895, 81103790]

約数ペア:

[(1, 81103790), (2, 40551895), (5, 16220758), (10, 8110379), (457, 177470), (914, 88735), (2285, 35494), (4570, 17747)]