80772344

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3823}}^1$

素因数の和:3987

約数の個数: 32

約数和(自身を含む): 160608000

約数和(自身を除く): 79835656

約数列:

[1, 2, 4, 8, 19, 38, 76, 139, 152, 278, 556, 1112, 2641, 3823, 5282, 7646, 10564, 15292, 21128, 30584, 72637, 145274, 290548, 531397, 581096, 1062794, 2125588, 4251176, 10096543, 20193086, 40386172, 80772344]

約数ペア:

[(1, 80772344), (2, 40386172), (4, 20193086), (8, 10096543), (19, 4251176), (38, 2125588), (76, 1062794), (139, 581096), (152, 531397), (278, 290548), (556, 145274), (1112, 72637), (2641, 30584), (3823, 21128), (5282, 15292), (7646, 10564)]