81939136

素因数分解:

$2^6\times {\mathrm{631}}^1\times {\mathrm{2029}}^1$

素因数の和:2672

約数の個数: 28

約数和(自身を含む): 162935920

約数和(自身を除く): 80996784

約数列:

[1, 2, 4, 8, 16, 32, 64, 631, 1262, 2029, 2524, 4058, 5048, 8116, 10096, 16232, 20192, 32464, 40384, 64928, 129856, 1280299, 2560598, 5121196, 10242392, 20484784, 40969568, 81939136]

約数ペア:

[(1, 81939136), (2, 40969568), (4, 20484784), (8, 10242392), (16, 5121196), (32, 2560598), (64, 1280299), (631, 129856), (1262, 64928), (2029, 40384), (2524, 32464), (4058, 20192), (5048, 16232), (8116, 10096)]