80444288

素因数分解:

$2^7\times {\mathrm{157}}^1\times {\mathrm{4003}}^1$

素因数の和:4174

約数の個数: 32

約数和(自身を含む): 161321160

約数和(自身を除く): 80876872

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157, 314, 628, 1256, 2512, 4003, 5024, 8006, 10048, 16012, 20096, 32024, 64048, 128096, 256192, 512384, 628471, 1256942, 2513884, 5027768, 10055536, 20111072, 40222144, 80444288]

約数ペア:

[(1, 80444288), (2, 40222144), (4, 20111072), (8, 10055536), (16, 5027768), (32, 2513884), (64, 1256942), (128, 628471), (157, 512384), (314, 256192), (628, 128096), (1256, 64048), (2512, 32024), (4003, 20096), (5024, 16012), (8006, 10048)]