80707072

素因数分解:

$2^9\times {\mathrm{283}}^1\times {\mathrm{557}}^1$

素因数の和:858

約数の個数: 40

約数和(自身を含む): 162116856

約数和(自身を除く): 81409784

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 283, 512, 557, 566, 1114, 1132, 2228, 2264, 4456, 4528, 8912, 9056, 17824, 18112, 35648, 36224, 71296, 72448, 142592, 144896, 157631, 285184, 315262, 630524, 1261048, 2522096, 5044192, 10088384, 20176768, 40353536, 80707072]

約数ペア:

[(1, 80707072), (2, 40353536), (4, 20176768), (8, 10088384), (16, 5044192), (32, 2522096), (64, 1261048), (128, 630524), (256, 315262), (283, 285184), (512, 157631), (557, 144896), (566, 142592), (1114, 72448), (1132, 71296), (2228, 36224), (2264, 35648), (4456, 18112), (4528, 17824), (8912, 9056)]