71325175

素因数分解:

$5^2\times {\mathrm{43}}^2\times {\mathrm{1543}}^1$

素因数の和:1639

約数の個数: 18

約数和(自身を含む): 90606552

約数和(自身を除く): 19281377

約数列:

[1, 5, 25, 43, 215, 1075, 1543, 1849, 7715, 9245, 38575, 46225, 66349, 331745, 1658725, 2853007, 14265035, 71325175]

約数ペア:

[(1, 71325175), (5, 14265035), (25, 2853007), (43, 1658725), (215, 331745), (1075, 66349), (1543, 46225), (1849, 38575), (7715, 9245)]