25420275

素因数分解:

$3^2\times 5^2\times {\mathrm{112979}}^1$

素因数の和:112995

約数の個数: 18

約数和(自身を含む): 45530940

約数和(自身を除く): 20110665

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 112979, 338937, 564895, 1016811, 1694685, 2824475, 5084055, 8473425, 25420275]

約数ペア:

[(1, 25420275), (3, 8473425), (5, 5084055), (9, 2824475), (15, 1694685), (25, 1016811), (45, 564895), (75, 338937), (225, 112979)]