91980784

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 212129280

約数和(自身を除く): 120148496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 71, 86, 112, 142, 172, 269, 284, 301, 344, 497, 538, 568, 602, 688, 994, 1076, 1136, 1204, 1883, 1988, 2152, 2408, 3053, 3766, 3976, 4304, 4816, 6106, 7532, 7952, 11567, 12212, 15064, 19099, 21371, 23134, 24424, 30128, 38198, 42742, 46268, 48848, 76396, 80969, 85484, 92536, 133693, 152792, 161938, 170968, 185072, 267386, 305584, 323876, 341936, 534772, 647752, 821257, 1069544, 1295504, 1642514, 2139088, 3285028, 5748799, 6570056, 11497598, 13140112, 22995196, 45990392, 91980784]

約数ペア:

[(1, 91980784), (2, 45990392), (4, 22995196), (7, 13140112), (8, 11497598), (14, 6570056), (16, 5748799), (28, 3285028), (43, 2139088), (56, 1642514), (71, 1295504), (86, 1069544), (112, 821257), (142, 647752), (172, 534772), (269, 341936), (284, 323876), (301, 305584), (344, 267386), (497, 185072), (538, 170968), (568, 161938), (602, 152792), (688, 133693), (994, 92536), (1076, 85484), (1136, 80969), (1204, 76396), (1883, 48848), (1988, 46268), (2152, 42742), (2408, 38198), (3053, 30128), (3766, 24424), (3976, 23134), (4304, 21371), (4816, 19099), (6106, 15064), (7532, 12212), (7952, 11567)]