128404810

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{175897}}^1$

素因数の和:175977

約数の個数: 16

約数和(自身を含む): 234296136

約数和(自身を除く): 105891326

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 175897, 351794, 879485, 1758970, 12840481, 25680962, 64202405, 128404810]

約数ペア:

[(1, 128404810), (2, 64202405), (5, 25680962), (10, 12840481), (73, 1758970), (146, 879485), (365, 351794), (730, 175897)]