81911296

素因数分解:

$2^9\times {\mathrm{157}}^1\times {\mathrm{1019}}^1$

素因数の和:1194

約数の個数: 40

約数和(自身を含む): 164866680

約数和(自身を除く): 82955384

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157, 256, 314, 512, 628, 1019, 1256, 2038, 2512, 4076, 5024, 8152, 10048, 16304, 20096, 32608, 40192, 65216, 80384, 130432, 159983, 260864, 319966, 521728, 639932, 1279864, 2559728, 5119456, 10238912, 20477824, 40955648, 81911296]

約数ペア:

[(1, 81911296), (2, 40955648), (4, 20477824), (8, 10238912), (16, 5119456), (32, 2559728), (64, 1279864), (128, 639932), (157, 521728), (256, 319966), (314, 260864), (512, 159983), (628, 130432), (1019, 80384), (1256, 65216), (2038, 40192), (2512, 32608), (4076, 20096), (5024, 16304), (8152, 10048)]