142975

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:79

約数の個数: 24

約数和(自身を含む): 218240

約数和(自身を除く): 75265

約数列:

[1, 5, 7, 19, 25, 35, 43, 95, 133, 175, 215, 301, 475, 665, 817, 1075, 1505, 3325, 4085, 5719, 7525, 20425, 28595, 142975]

約数ペア:

[(1, 142975), (5, 28595), (7, 20425), (19, 7525), (25, 5719), (35, 4085), (43, 3325), (95, 1505), (133, 1075), (175, 817), (215, 665), (301, 475)]