66952790

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{51109}}^1$

素因数の和:51247

約数の個数: 16

約数和(自身を含む): 121437360

約数和(自身を除く): 54484570

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 51109, 102218, 255545, 511090, 6695279, 13390558, 33476395, 66952790]

約数ペア:

[(1, 66952790), (2, 33476395), (5, 13390558), (10, 6695279), (131, 511090), (262, 255545), (655, 102218), (1310, 51109)]