81170608

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{71453}}^1$

素因数の和:71532

約数の個数: 20

約数和(自身を含む): 159485328

約数和(自身を除く): 78314720

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 71453, 142906, 285812, 571624, 1143248, 5073163, 10146326, 20292652, 40585304, 81170608]

約数ペア:

[(1, 81170608), (2, 40585304), (4, 20292652), (8, 10146326), (16, 5073163), (71, 1143248), (142, 571624), (284, 285812), (568, 142906), (1136, 71453)]