26904025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{863}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 35354880

約数和(自身を除く): 8450855

約数列:

[1, 5, 25, 29, 43, 145, 215, 725, 863, 1075, 1247, 4315, 6235, 21575, 25027, 31175, 37109, 125135, 185545, 625675, 927725, 1076161, 5380805, 26904025]

約数ペア:

[(1, 26904025), (5, 5380805), (25, 1076161), (29, 927725), (43, 625675), (145, 185545), (215, 125135), (725, 37109), (863, 31175), (1075, 25027), (1247, 21575), (4315, 6235)]