66639496

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{431}}^1$

素因数の和:706

約数の個数: 64

約数和(自身を含む): 156764160

約数和(自身を除く): 90124664

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 251, 308, 431, 502, 616, 862, 1004, 1724, 1757, 2008, 2761, 3017, 3448, 3514, 4741, 5522, 6034, 7028, 9482, 11044, 12068, 14056, 18964, 19327, 22088, 24136, 33187, 37928, 38654, 66374, 77308, 108181, 132748, 154616, 216362, 265496, 432724, 757267, 865448, 1189991, 1514534, 2379982, 3029068, 4759964, 6058136, 8329937, 9519928, 16659874, 33319748, 66639496]

約数ペア:

[(1, 66639496), (2, 33319748), (4, 16659874), (7, 9519928), (8, 8329937), (11, 6058136), (14, 4759964), (22, 3029068), (28, 2379982), (44, 1514534), (56, 1189991), (77, 865448), (88, 757267), (154, 432724), (251, 265496), (308, 216362), (431, 154616), (502, 132748), (616, 108181), (862, 77308), (1004, 66374), (1724, 38654), (1757, 37928), (2008, 33187), (2761, 24136), (3017, 22088), (3448, 19327), (3514, 18964), (4741, 14056), (5522, 12068), (6034, 11044), (7028, 9482)]