82315120

素因数分解:

$2^4\times 5^1\times {\mathrm{1028939}}^1$

素因数の和:1028952

約数の個数: 20

約数和(自身を含む): 191382840

約数和(自身を除く): 109067720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1028939, 2057878, 4115756, 5144695, 8231512, 10289390, 16463024, 20578780, 41157560, 82315120]

約数ペア:

[(1, 82315120), (2, 41157560), (4, 20578780), (5, 16463024), (8, 10289390), (10, 8231512), (16, 5144695), (20, 4115756), (40, 2057878), (80, 1028939)]