28765825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3607}}^1$

素因数の和:3657

約数の個数: 24

約数和(自身を含む): 40265280

約数和(自身を除く): 11499455

約数列:

[1, 5, 11, 25, 29, 55, 145, 275, 319, 725, 1595, 3607, 7975, 18035, 39677, 90175, 104603, 198385, 523015, 991925, 1150633, 2615075, 5753165, 28765825]

約数ペア:

[(1, 28765825), (5, 5753165), (11, 2615075), (25, 1150633), (29, 991925), (55, 523015), (145, 198385), (275, 104603), (319, 90175), (725, 39677), (1595, 18035), (3607, 7975)]