340055825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{16649}}^1$

素因数の和:16721

約数の個数: 24

約数和(自身を含む): 454212000

約数和(自身を除く): 114156175

約数列:

[1, 5, 19, 25, 43, 95, 215, 475, 817, 1075, 4085, 16649, 20425, 83245, 316331, 416225, 715907, 1581655, 3579535, 7908275, 13602233, 17897675, 68011165, 340055825]

約数ペア:

[(1, 340055825), (5, 68011165), (19, 17897675), (25, 13602233), (43, 7908275), (95, 3579535), (215, 1581655), (475, 715907), (817, 416225), (1075, 316331), (4085, 83245), (16649, 20425)]