161679152

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{77137}}^1$

素因数の和:77276

約数の個数: 20

約数和(自身を含む): 315648696

約数和(自身を除く): 153969544

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 77137, 154274, 308548, 617096, 1234192, 10104947, 20209894, 40419788, 80839576, 161679152]

約数ペア:

[(1, 161679152), (2, 80839576), (4, 40419788), (8, 20209894), (16, 10104947), (131, 1234192), (262, 617096), (524, 308548), (1048, 154274), (2096, 77137)]