25850625

素因数分解:

$3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{811}}^1$

素因数の和:851

約数の個数: 40

約数和(自身を含む): 45660384

約数和(自身を除く): 19809759

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 625, 811, 1275, 1875, 2125, 2433, 4055, 6375, 10625, 12165, 13787, 20275, 31875, 41361, 60825, 68935, 101375, 206805, 304125, 344675, 506875, 1034025, 1520625, 1723375, 5170125, 8616875, 25850625]

約数ペア:

[(1, 25850625), (3, 8616875), (5, 5170125), (15, 1723375), (17, 1520625), (25, 1034025), (51, 506875), (75, 344675), (85, 304125), (125, 206805), (255, 101375), (375, 68935), (425, 60825), (625, 41361), (811, 31875), (1275, 20275), (1875, 13787), (2125, 12165), (2433, 10625), (4055, 6375)]