64243255

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{1933}}^1$

素因数の和:1995

約数の個数: 24

約数和(自身を含む): 85498272

約数和(自身を除く): 21255017

約数列:

[1, 5, 17, 23, 85, 115, 289, 391, 1445, 1933, 1955, 6647, 9665, 32861, 33235, 44459, 164305, 222295, 558637, 755803, 2793185, 3779015, 12848651, 64243255]

約数ペア:

[(1, 64243255), (5, 12848651), (17, 3779015), (23, 2793185), (85, 755803), (115, 558637), (289, 222295), (391, 164305), (1445, 44459), (1933, 33235), (1955, 32861), (6647, 9665)]