89281540

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{26731}}^1$

素因数の和:26907

約数の個数: 24

約数和(自身を含む): 188620992

約数和(自身を除く): 99339452

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 26731, 53462, 106924, 133655, 267310, 534620, 4464077, 8928154, 17856308, 22320385, 44640770, 89281540]

約数ペア:

[(1, 89281540), (2, 44640770), (4, 22320385), (5, 17856308), (10, 8928154), (20, 4464077), (167, 534620), (334, 267310), (668, 133655), (835, 106924), (1670, 53462), (3340, 26731)]