80797280

素因数分解:

$2^5\times 5^1\times {\mathrm{504983}}^1$

素因数の和:504998

約数の個数: 24

約数和(自身を含む): 190883952

約数和(自身を除く): 110086672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 504983, 1009966, 2019932, 2524915, 4039864, 5049830, 8079728, 10099660, 16159456, 20199320, 40398640, 80797280]

約数ペア:

[(1, 80797280), (2, 40398640), (4, 20199320), (5, 16159456), (8, 10099660), (10, 8079728), (16, 5049830), (20, 4039864), (32, 2524915), (40, 2019932), (80, 1009966), (160, 504983)]