108520640

素因数分解:

$2^6\times 5^1\times {\mathrm{339127}}^1$

素因数の和:339144

約数の個数: 28

約数和(自身を含む): 258415536

約数和(自身を除く): 149894896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 339127, 678254, 1356508, 1695635, 2713016, 3391270, 5426032, 6782540, 10852064, 13565080, 21704128, 27130160, 54260320, 108520640]

約数ペア:

[(1, 108520640), (2, 54260320), (4, 27130160), (5, 21704128), (8, 13565080), (10, 10852064), (16, 6782540), (20, 5426032), (32, 3391270), (40, 2713016), (64, 1695635), (80, 1356508), (160, 678254), (320, 339127)]