80439615

素因数分解:

$3^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5273}}^1$

素因数の和:5400

約数の個数: 32

約数和(自身を含む): 144296640

約数和(自身を除く): 63857025

約数列:

[1, 3, 5, 9, 15, 27, 45, 113, 135, 339, 565, 1017, 1695, 3051, 5085, 5273, 15255, 15819, 26365, 47457, 79095, 142371, 237285, 595849, 711855, 1787547, 2979245, 5362641, 8937735, 16087923, 26813205, 80439615]

約数ペア:

[(1, 80439615), (3, 26813205), (5, 16087923), (9, 8937735), (15, 5362641), (27, 2979245), (45, 1787547), (113, 711855), (135, 595849), (339, 237285), (565, 142371), (1017, 79095), (1695, 47457), (3051, 26365), (5085, 15819), (5273, 15255)]