8237725

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 10693760

約数和(自身を除く): 2456035

約数列:

[1, 5, 25, 43, 79, 97, 215, 395, 485, 1075, 1975, 2425, 3397, 4171, 7663, 16985, 20855, 38315, 84925, 104275, 191575, 329509, 1647545, 8237725]

約数ペア:

[(1, 8237725), (5, 1647545), (25, 329509), (43, 191575), (79, 104275), (97, 84925), (215, 38315), (395, 20855), (485, 16985), (1075, 7663), (1975, 4171), (2425, 3397)]