51465496

素因数分解:

$2^3\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 102346200

約数和(自身を除く): 50880704

約数列:

[1, 2, 4, 8, 41, 43, 82, 86, 89, 164, 172, 178, 328, 344, 356, 712, 1681, 1763, 3362, 3526, 3649, 3827, 6724, 7052, 7298, 7654, 13448, 14104, 14596, 15308, 29192, 30616, 72283, 144566, 149609, 156907, 289132, 299218, 313814, 578264, 598436, 627628, 1196872, 1255256, 6433187, 12866374, 25732748, 51465496]

約数ペア:

[(1, 51465496), (2, 25732748), (4, 12866374), (8, 6433187), (41, 1255256), (43, 1196872), (82, 627628), (86, 598436), (89, 578264), (164, 313814), (172, 299218), (178, 289132), (328, 156907), (344, 149609), (356, 144566), (712, 72283), (1681, 30616), (1763, 29192), (3362, 15308), (3526, 14596), (3649, 14104), (3827, 13448), (6724, 7654), (7052, 7298)]