78919588

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41}}^2\times {\mathrm{97}}^1$

素因数の和:205

約数の個数: 54

約数和(自身を含む): 157203074

約数和(自身を除く): 78283486

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 97, 121, 164, 194, 242, 388, 451, 484, 902, 1067, 1681, 1804, 2134, 3362, 3977, 4268, 4961, 6724, 7954, 9922, 11737, 15908, 18491, 19844, 23474, 36982, 43747, 46948, 73964, 87494, 163057, 174988, 203401, 326114, 406802, 481217, 652228, 813604, 962434, 1793627, 1924868, 3587254, 7174508, 19729897, 39459794, 78919588]

約数ペア:

[(1, 78919588), (2, 39459794), (4, 19729897), (11, 7174508), (22, 3587254), (41, 1924868), (44, 1793627), (82, 962434), (97, 813604), (121, 652228), (164, 481217), (194, 406802), (242, 326114), (388, 203401), (451, 174988), (484, 163057), (902, 87494), (1067, 73964), (1681, 46948), (1804, 43747), (2134, 36982), (3362, 23474), (3977, 19844), (4268, 18491), (4961, 15908), (6724, 11737), (7954, 9922)]