81047152

素因数分解:

$2^4\times {\mathrm{337}}^1\times {\mathrm{15031}}^1$

素因数の和:15376

約数の個数: 20

約数和(自身を含む): 157505296

約数和(自身を除く): 76458144

約数列:

[1, 2, 4, 8, 16, 337, 674, 1348, 2696, 5392, 15031, 30062, 60124, 120248, 240496, 5065447, 10130894, 20261788, 40523576, 81047152]

約数ペア:

[(1, 81047152), (2, 40523576), (4, 20261788), (8, 10130894), (16, 5065447), (337, 240496), (674, 120248), (1348, 60124), (2696, 30062), (5392, 15031)]