80996776

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:386

約数の個数: 64

約数和(自身を含む): 178738560

約数和(自身を除く): 97741784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 131, 181, 244, 262, 362, 427, 488, 524, 724, 854, 917, 1048, 1267, 1448, 1708, 1834, 2534, 3416, 3668, 5068, 7336, 7991, 10136, 11041, 15982, 22082, 23711, 31964, 44164, 47422, 55937, 63928, 77287, 88328, 94844, 111874, 154574, 165977, 189688, 223748, 309148, 331954, 447496, 618296, 663908, 1327816, 1446371, 2892742, 5785484, 10124597, 11570968, 20249194, 40498388, 80996776]

約数ペア:

[(1, 80996776), (2, 40498388), (4, 20249194), (7, 11570968), (8, 10124597), (14, 5785484), (28, 2892742), (56, 1446371), (61, 1327816), (122, 663908), (131, 618296), (181, 447496), (244, 331954), (262, 309148), (362, 223748), (427, 189688), (488, 165977), (524, 154574), (724, 111874), (854, 94844), (917, 88328), (1048, 77287), (1267, 63928), (1448, 55937), (1708, 47422), (1834, 44164), (2534, 31964), (3416, 23711), (3668, 22082), (5068, 15982), (7336, 11041), (7991, 10136)]