66714370

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 122259456

約数和(自身を除く): 55545086

約数列:

[1, 2, 5, 10, 127, 131, 254, 262, 401, 635, 655, 802, 1270, 1310, 2005, 4010, 16637, 33274, 50927, 52531, 83185, 101854, 105062, 166370, 254635, 262655, 509270, 525310, 6671437, 13342874, 33357185, 66714370]

約数ペア:

[(1, 66714370), (2, 33357185), (5, 13342874), (10, 6671437), (127, 525310), (131, 509270), (254, 262655), (262, 254635), (401, 166370), (635, 105062), (655, 101854), (802, 83185), (1270, 52531), (1310, 50927), (2005, 33274), (4010, 16637)]