81332576

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{195511}}^1$

素因数の和:195534

約数の個数: 24

約数和(自身を含む): 172441584

約数和(自身を除く): 91109008

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 195511, 391022, 782044, 1564088, 2541643, 3128176, 5083286, 6256352, 10166572, 20333144, 40666288, 81332576]

約数ペア:

[(1, 81332576), (2, 40666288), (4, 20333144), (8, 10166572), (13, 6256352), (16, 5083286), (26, 3128176), (32, 2541643), (52, 1564088), (104, 782044), (208, 391022), (416, 195511)]