1255263568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{479}}^1$

素因数の和:836

約数の個数: 80

約数和(自身を含む): 2694827520

約数和(自身を除く): 1439563952

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 293, 344, 479, 559, 586, 688, 958, 1118, 1172, 1916, 2236, 2344, 3809, 3832, 4472, 4688, 6227, 7618, 7664, 8944, 12454, 12599, 15236, 20597, 24908, 25198, 30472, 41194, 49816, 50396, 60944, 82388, 99632, 100792, 140347, 163787, 164776, 201584, 267761, 280694, 327574, 329552, 535522, 561388, 655148, 1071044, 1122776, 1310296, 1824511, 2142088, 2245552, 2620592, 3649022, 4284176, 6034921, 7298044, 12069842, 14596088, 24139684, 29192176, 48279368, 78453973, 96558736, 156907946, 313815892, 627631784, 1255263568]

約数ペア:

[(1, 1255263568), (2, 627631784), (4, 313815892), (8, 156907946), (13, 96558736), (16, 78453973), (26, 48279368), (43, 29192176), (52, 24139684), (86, 14596088), (104, 12069842), (172, 7298044), (208, 6034921), (293, 4284176), (344, 3649022), (479, 2620592), (559, 2245552), (586, 2142088), (688, 1824511), (958, 1310296), (1118, 1122776), (1172, 1071044), (1916, 655148), (2236, 561388), (2344, 535522), (3809, 329552), (3832, 327574), (4472, 280694), (4688, 267761), (6227, 201584), (7618, 164776), (7664, 163787), (8944, 140347), (12454, 100792), (12599, 99632), (15236, 82388), (20597, 60944), (24908, 50396), (25198, 49816), (30472, 41194)]