68712865

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{233}}^1\times {\mathrm{349}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 89926200

約数和(自身を除く): 21213335

約数列:

[1, 5, 13, 65, 169, 233, 349, 845, 1165, 1745, 3029, 4537, 15145, 22685, 39377, 58981, 81317, 196885, 294905, 406585, 1057121, 5285605, 13742573, 68712865]

約数ペア:

[(1, 68712865), (5, 13742573), (13, 5285605), (65, 1057121), (169, 406585), (233, 294905), (349, 196885), (845, 81317), (1165, 58981), (1745, 39377), (3029, 22685), (4537, 15145)]