80720152

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{113371}}^1$

素因数の和:113466

約数の個数: 16

約数和(自身を含む): 153052200

約数和(自身を除く): 72332048

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 113371, 226742, 453484, 906968, 10090019, 20180038, 40360076, 80720152]

約数ペア:

[(1, 80720152), (2, 40360076), (4, 20180038), (8, 10090019), (89, 906968), (178, 453484), (356, 226742), (712, 113371)]