66614120

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{4153}}^1$

素因数の和:4565

約数の個数: 32

約数和(自身を含む): 150291720

約数和(自身を除く): 83677600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 3208, 4010, 4153, 8020, 8306, 16040, 16612, 20765, 33224, 41530, 83060, 166120, 1665353, 3330706, 6661412, 8326765, 13322824, 16653530, 33307060, 66614120]

約数ペア:

[(1, 66614120), (2, 33307060), (4, 16653530), (5, 13322824), (8, 8326765), (10, 6661412), (20, 3330706), (40, 1665353), (401, 166120), (802, 83060), (1604, 41530), (2005, 33224), (3208, 20765), (4010, 16612), (4153, 16040), (8020, 8306)]