68280304

素因数分解:

$2^4\times {\mathrm{439}}^1\times {\mathrm{9721}}^1$

素因数の和:10168

約数の個数: 20

約数和(自身を含む): 132608080

約数和(自身を除く): 64327776

約数列:

[1, 2, 4, 8, 16, 439, 878, 1756, 3512, 7024, 9721, 19442, 38884, 77768, 155536, 4267519, 8535038, 17070076, 34140152, 68280304]

約数ペア:

[(1, 68280304), (2, 34140152), (4, 17070076), (8, 8535038), (16, 4267519), (439, 155536), (878, 77768), (1756, 38884), (3512, 19442), (7024, 9721)]