66945770

素因数分解:

$2^1\times 5^1\times {\mathrm{2081}}^1\times {\mathrm{3217}}^1$

素因数の和:5305

約数の個数: 16

約数和(自身を含む): 120597768

約数和(自身を除く): 53651998

約数列:

[1, 2, 5, 10, 2081, 3217, 4162, 6434, 10405, 16085, 20810, 32170, 6694577, 13389154, 33472885, 66945770]

約数ペア:

[(1, 66945770), (2, 33472885), (5, 13389154), (10, 6694577), (2081, 32170), (3217, 20810), (4162, 16085), (6434, 10405)]