80278616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6563}}^1$

素因数の和:6719

約数の個数: 32

約数和(自身を含む): 165412800

約数和(自身を除く): 85134184

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 139, 278, 556, 1112, 1529, 3058, 6116, 6563, 12232, 13126, 26252, 52504, 72193, 144386, 288772, 577544, 912257, 1824514, 3649028, 7298056, 10034827, 20069654, 40139308, 80278616]

約数ペア:

[(1, 80278616), (2, 40139308), (4, 20069654), (8, 10034827), (11, 7298056), (22, 3649028), (44, 1824514), (88, 912257), (139, 577544), (278, 288772), (556, 144386), (1112, 72193), (1529, 52504), (3058, 26252), (6116, 13126), (6563, 12232)]