90818195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{487}}^1$

素因数の和:675

約数の個数: 32

約数和(自身を含む): 124615680

約数和(自身を除く): 33797485

約数列:

[1, 5, 13, 19, 65, 95, 151, 247, 487, 755, 1235, 1963, 2435, 2869, 6331, 9253, 9815, 14345, 31655, 37297, 46265, 73537, 120289, 186485, 367685, 601445, 955981, 1397203, 4779905, 6986015, 18163639, 90818195]

約数ペア:

[(1, 90818195), (5, 18163639), (13, 6986015), (19, 4779905), (65, 1397203), (95, 955981), (151, 601445), (247, 367685), (487, 186485), (755, 120289), (1235, 73537), (1963, 46265), (2435, 37297), (2869, 31655), (6331, 14345), (9253, 9815)]