80910172

素因数分解:

$2^2\times 7^2\times {\mathrm{412807}}^1$

素因数の和:412825

約数の個数: 18

約数和(自身を含む): 164710392

約数和(自身を除く): 83800220

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 412807, 825614, 1651228, 2889649, 5779298, 11558596, 20227543, 40455086, 80910172]

約数ペア:

[(1, 80910172), (2, 40455086), (4, 20227543), (7, 11558596), (14, 5779298), (28, 2889649), (49, 1651228), (98, 825614), (196, 412807)]