157390128005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{66549737}}^1$

素因数の和:66549796

約数の個数: 16

約数和(自身を含む): 210829569984

約数和(自身を除く): 53439441979

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 66549737, 332748685, 732047107, 2861638691, 3660235535, 14308193455, 31478025601, 157390128005]

約数ペア:

[(1, 157390128005), (5, 31478025601), (11, 14308193455), (43, 3660235535), (55, 2861638691), (215, 732047107), (473, 332748685), (2365, 66549737)]