81712835

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{6221}}^1$

素因数の和:6334

約数の個数: 16

約数和(自身を含む): 102140352

約数和(自身を除く): 20427517

約数列:

[1, 5, 37, 71, 185, 355, 2627, 6221, 13135, 31105, 230177, 441691, 1150885, 2208455, 16342567, 81712835]

約数ペア:

[(1, 81712835), (5, 16342567), (37, 2208455), (71, 1150885), (185, 441691), (355, 230177), (2627, 31105), (6221, 13135)]