78889767248

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{290035909}}^1$

素因数の和:290035934

約数の個数: 20

約数和(自身を含む): 161840037780

約数和(自身を除く): 82950270532

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 290035909, 580071818, 1160143636, 2320287272, 4640574544, 4930610453, 9861220906, 19722441812, 39444883624, 78889767248]

約数ペア:

[(1, 78889767248), (2, 39444883624), (4, 19722441812), (8, 9861220906), (16, 4930610453), (17, 4640574544), (34, 2320287272), (68, 1160143636), (136, 580071818), (272, 290035909)]