81505256

素因数分解:

$2^3\times 7^1\times {\mathrm{1117}}^1\times {\mathrm{1303}}^1$

素因数の和:2433

約数の個数: 32

約数和(自身を含む): 174944640

約数和(自身を除く): 93439384

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1117, 1303, 2234, 2606, 4468, 5212, 7819, 8936, 9121, 10424, 15638, 18242, 31276, 36484, 62552, 72968, 1455451, 2910902, 5821804, 10188157, 11643608, 20376314, 40752628, 81505256]

約数ペア:

[(1, 81505256), (2, 40752628), (4, 20376314), (7, 11643608), (8, 10188157), (14, 5821804), (28, 2910902), (56, 1455451), (1117, 72968), (1303, 62552), (2234, 36484), (2606, 31276), (4468, 18242), (5212, 15638), (7819, 10424), (8936, 9121)]