77891156

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1531}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 164720640

約数和(自身を除く): 86829484

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 79, 92, 158, 161, 316, 322, 553, 644, 1106, 1531, 1817, 2212, 3062, 3634, 6124, 7268, 10717, 12719, 21434, 25438, 35213, 42868, 50876, 70426, 120949, 140852, 241898, 246491, 483796, 492982, 846643, 985964, 1693286, 2781827, 3386572, 5563654, 11127308, 19472789, 38945578, 77891156]

約数ペア:

[(1, 77891156), (2, 38945578), (4, 19472789), (7, 11127308), (14, 5563654), (23, 3386572), (28, 2781827), (46, 1693286), (79, 985964), (92, 846643), (158, 492982), (161, 483796), (316, 246491), (322, 241898), (553, 140852), (644, 120949), (1106, 70426), (1531, 50876), (1817, 42868), (2212, 35213), (3062, 25438), (3634, 21434), (6124, 12719), (7268, 10717)]