54289925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{919}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 71870400

約数和(自身を除く): 17580475

約数列:

[1, 5, 17, 25, 85, 139, 425, 695, 919, 2363, 3475, 4595, 11815, 15623, 22975, 59075, 78115, 127741, 390575, 638705, 2171597, 3193525, 10857985, 54289925]

約数ペア:

[(1, 54289925), (5, 10857985), (17, 3193525), (25, 2171597), (85, 638705), (139, 390575), (425, 127741), (695, 78115), (919, 59075), (2363, 22975), (3475, 15623), (4595, 11815)]