66321136

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 153990144

約数和(自身を除く): 87669008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 47, 56, 86, 94, 112, 172, 188, 293, 301, 329, 344, 376, 586, 602, 658, 688, 752, 1172, 1204, 1316, 2021, 2051, 2344, 2408, 2632, 4042, 4102, 4688, 4816, 5264, 8084, 8204, 12599, 13771, 14147, 16168, 16408, 25198, 27542, 28294, 32336, 32816, 50396, 55084, 56588, 88193, 96397, 100792, 110168, 113176, 176386, 192794, 201584, 220336, 226352, 352772, 385588, 592153, 705544, 771176, 1184306, 1411088, 1542352, 2368612, 4145071, 4737224, 8290142, 9474448, 16580284, 33160568, 66321136]

約数ペア:

[(1, 66321136), (2, 33160568), (4, 16580284), (7, 9474448), (8, 8290142), (14, 4737224), (16, 4145071), (28, 2368612), (43, 1542352), (47, 1411088), (56, 1184306), (86, 771176), (94, 705544), (112, 592153), (172, 385588), (188, 352772), (293, 226352), (301, 220336), (329, 201584), (344, 192794), (376, 176386), (586, 113176), (602, 110168), (658, 100792), (688, 96397), (752, 88193), (1172, 56588), (1204, 55084), (1316, 50396), (2021, 32816), (2051, 32336), (2344, 28294), (2408, 27542), (2632, 25198), (4042, 16408), (4102, 16168), (4688, 14147), (4816, 13771), (5264, 12599), (8084, 8204)]