66307540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1409}}^1$

素因数の和:1612

約数の個数: 48

約数和(自身を含む): 150892560

約数和(自身を除く): 84585020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 181, 260, 362, 724, 905, 1409, 1810, 2353, 2818, 3620, 4706, 5636, 7045, 9412, 11765, 14090, 18317, 23530, 28180, 36634, 47060, 73268, 91585, 183170, 255029, 366340, 510058, 1020116, 1275145, 2550290, 3315377, 5100580, 6630754, 13261508, 16576885, 33153770, 66307540]

約数ペア:

[(1, 66307540), (2, 33153770), (4, 16576885), (5, 13261508), (10, 6630754), (13, 5100580), (20, 3315377), (26, 2550290), (52, 1275145), (65, 1020116), (130, 510058), (181, 366340), (260, 255029), (362, 183170), (724, 91585), (905, 73268), (1409, 47060), (1810, 36634), (2353, 28180), (2818, 23530), (3620, 18317), (4706, 14090), (5636, 11765), (7045, 9412)]