80578448

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{122833}}^1$

素因数の和:122882

約数の個数: 20

約数和(自身を含む): 159929868

約数和(自身を除く): 79351420

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 122833, 245666, 491332, 982664, 1965328, 5036153, 10072306, 20144612, 40289224, 80578448]

約数ペア:

[(1, 80578448), (2, 40289224), (4, 20144612), (8, 10072306), (16, 5036153), (41, 1965328), (82, 982664), (164, 491332), (328, 245666), (656, 122833)]