204176320

素因数分解:

$2^6\times 5^1\times {\mathrm{638051}}^1$

素因数の和:638068

約数の個数: 28

約数和(自身を含む): 486195624

約数和(自身を除く): 282019304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 638051, 1276102, 2552204, 3190255, 5104408, 6380510, 10208816, 12761020, 20417632, 25522040, 40835264, 51044080, 102088160, 204176320]

約数ペア:

[(1, 204176320), (2, 102088160), (4, 51044080), (5, 40835264), (8, 25522040), (10, 20417632), (16, 12761020), (20, 10208816), (32, 6380510), (40, 5104408), (64, 3190255), (80, 2552204), (160, 1276102), (320, 638051)]