78999368

素因数分解:

$2^3\times 7^2\times {\mathrm{79}}^1\times {\mathrm{2551}}^1$

素因数の和:2650

約数の個数: 48

約数和(自身を含む): 174556800

約数和(自身を除く): 95557432

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 79, 98, 158, 196, 316, 392, 553, 632, 1106, 2212, 2551, 3871, 4424, 5102, 7742, 10204, 15484, 17857, 20408, 30968, 35714, 71428, 124999, 142856, 201529, 249998, 403058, 499996, 806116, 999992, 1410703, 1612232, 2821406, 5642812, 9874921, 11285624, 19749842, 39499684, 78999368]

約数ペア:

[(1, 78999368), (2, 39499684), (4, 19749842), (7, 11285624), (8, 9874921), (14, 5642812), (28, 2821406), (49, 1612232), (56, 1410703), (79, 999992), (98, 806116), (158, 499996), (196, 403058), (316, 249998), (392, 201529), (553, 142856), (632, 124999), (1106, 71428), (2212, 35714), (2551, 30968), (3871, 20408), (4424, 17857), (5102, 15484), (7742, 10204)]