78872848

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{120233}}^1$

素因数の和:120282

約数の個数: 20

約数和(自身を含む): 156544668

約数和(自身を除く): 77671820

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 120233, 240466, 480932, 961864, 1923728, 4929553, 9859106, 19718212, 39436424, 78872848]

約数ペア:

[(1, 78872848), (2, 39436424), (4, 19718212), (8, 9859106), (16, 4929553), (41, 1923728), (82, 961864), (164, 480932), (328, 240466), (656, 120233)]