64171690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{15767}}^1$

素因数の和:15822

約数の個数: 32

約数和(自身を含む): 129423744

約数和(自身を除く): 65252054

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 15767, 31534, 78835, 157670, 173437, 346874, 583379, 867185, 1166758, 1734370, 2916895, 5833790, 6417169, 12834338, 32085845, 64171690]

約数ペア:

[(1, 64171690), (2, 32085845), (5, 12834338), (10, 6417169), (11, 5833790), (22, 2916895), (37, 1734370), (55, 1166758), (74, 867185), (110, 583379), (185, 346874), (370, 173437), (407, 157670), (814, 78835), (2035, 31534), (4070, 15767)]