80645492

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{443}}^1\times {\mathrm{641}}^1$

素因数の和:1159

約数の個数: 24

約数和(自身を含む): 143664192

約数和(自身を除く): 63018700

約数列:

[1, 2, 4, 71, 142, 284, 443, 641, 886, 1282, 1772, 2564, 31453, 45511, 62906, 91022, 125812, 182044, 283963, 567926, 1135852, 20161373, 40322746, 80645492]

約数ペア:

[(1, 80645492), (2, 40322746), (4, 20161373), (71, 1135852), (142, 567926), (284, 283963), (443, 182044), (641, 125812), (886, 91022), (1282, 62906), (1772, 45511), (2564, 31453)]