71756288

素因数分解:

$2^9\times {\mathrm{269}}^1\times {\mathrm{521}}^1$

素因数の和:808

約数の個数: 40

約数和(自身を含む): 144181620

約数和(自身を除く): 72425332

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 269, 512, 521, 538, 1042, 1076, 2084, 2152, 4168, 4304, 8336, 8608, 16672, 17216, 33344, 34432, 66688, 68864, 133376, 137728, 140149, 266752, 280298, 560596, 1121192, 2242384, 4484768, 8969536, 17939072, 35878144, 71756288]

約数ペア:

[(1, 71756288), (2, 35878144), (4, 17939072), (8, 8969536), (16, 4484768), (32, 2242384), (64, 1121192), (128, 560596), (256, 280298), (269, 266752), (512, 140149), (521, 137728), (538, 133376), (1042, 68864), (1076, 66688), (2084, 34432), (2152, 33344), (4168, 17216), (4304, 16672), (8336, 8608)]