65242255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 87187968

約数和(自身を除く): 21945713

約数列:

[1, 5, 13, 65, 67, 71, 211, 335, 355, 871, 923, 1055, 2743, 4355, 4615, 4757, 13715, 14137, 14981, 23785, 61841, 70685, 74905, 183781, 194753, 309205, 918905, 973765, 1003727, 5018635, 13048451, 65242255]

約数ペア:

[(1, 65242255), (5, 13048451), (13, 5018635), (65, 1003727), (67, 973765), (71, 918905), (211, 309205), (335, 194753), (355, 183781), (871, 74905), (923, 70685), (1055, 61841), (2743, 23785), (4355, 14981), (4615, 14137), (4757, 13715)]