51507764

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:717

約数の個数: 72

約数和(自身を含む): 118333824

約数和(自身を除く): 66826060

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 121, 154, 161, 242, 253, 308, 322, 484, 506, 644, 661, 847, 1012, 1322, 1694, 1771, 2644, 2783, 3388, 3542, 4627, 5566, 7084, 7271, 9254, 11132, 14542, 15203, 18508, 19481, 29084, 30406, 38962, 50897, 60812, 77924, 79981, 101794, 106421, 159962, 167233, 203588, 212842, 319924, 334466, 425684, 559867, 668932, 1119734, 1170631, 1839563, 2239468, 2341262, 3679126, 4682524, 7358252, 12876941, 25753882, 51507764]

約数ペア:

[(1, 51507764), (2, 25753882), (4, 12876941), (7, 7358252), (11, 4682524), (14, 3679126), (22, 2341262), (23, 2239468), (28, 1839563), (44, 1170631), (46, 1119734), (77, 668932), (92, 559867), (121, 425684), (154, 334466), (161, 319924), (242, 212842), (253, 203588), (308, 167233), (322, 159962), (484, 106421), (506, 101794), (644, 79981), (661, 77924), (847, 60812), (1012, 50897), (1322, 38962), (1694, 30406), (1771, 29084), (2644, 19481), (2783, 18508), (3388, 15203), (3542, 14542), (4627, 11132), (5566, 9254), (7084, 7271)]