161778304

素因数分解:

$2^7\times {\mathrm{631}}^1\times {\mathrm{2003}}^1$

素因数の和:2648

約数の個数: 32

約数和(自身を含む): 322964640

約数和(自身を除く): 161186336

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 631, 1262, 2003, 2524, 4006, 5048, 8012, 10096, 16024, 20192, 32048, 40384, 64096, 80768, 128192, 256384, 1263893, 2527786, 5055572, 10111144, 20222288, 40444576, 80889152, 161778304]

約数ペア:

[(1, 161778304), (2, 80889152), (4, 40444576), (8, 20222288), (16, 10111144), (32, 5055572), (64, 2527786), (128, 1263893), (631, 256384), (1262, 128192), (2003, 80768), (2524, 64096), (4006, 40384), (5048, 32048), (8012, 20192), (10096, 16024)]