128800525

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38737}}^1$

素因数の和:38773

約数の個数: 24

約数和(自身を含む): 192140480

約数和(自身を除く): 63339955

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 665, 3325, 38737, 193685, 271159, 736003, 968425, 1355795, 3680015, 5152021, 6778975, 18400075, 25760105, 128800525]

約数ペア:

[(1, 128800525), (5, 25760105), (7, 18400075), (19, 6778975), (25, 5152021), (35, 3680015), (95, 1355795), (133, 968425), (175, 736003), (475, 271159), (665, 193685), (3325, 38737)]