157432624

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{90271}}^1$

素因数の和:90388

約数の個数: 20

約数和(自身を含む): 307827520

約数和(自身を除く): 150394896

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 90271, 180542, 361084, 722168, 1444336, 9839539, 19679078, 39358156, 78716312, 157432624]

約数ペア:

[(1, 157432624), (2, 78716312), (4, 39358156), (8, 19679078), (16, 9839539), (109, 1444336), (218, 722168), (436, 361084), (872, 180542), (1744, 90271)]