81142048

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{195053}}^1$

素因数の和:195076

約数の個数: 24

約数和(自身を含む): 172037628

約数和(自身を除く): 90895580

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 195053, 390106, 780212, 1560424, 2535689, 3120848, 5071378, 6241696, 10142756, 20285512, 40571024, 81142048]

約数ペア:

[(1, 81142048), (2, 40571024), (4, 20285512), (8, 10142756), (13, 6241696), (16, 5071378), (26, 3120848), (32, 2535689), (52, 1560424), (104, 780212), (208, 390106), (416, 195053)]