25019955

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5009}}^1$

素因数の和:5060

約数の個数: 32

約数和(自身を含む): 45691200

約数和(自身を除く): 20671245

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 185, 333, 555, 999, 1665, 4995, 5009, 15027, 25045, 45081, 75135, 135243, 185333, 225405, 555999, 676215, 926665, 1667997, 2779995, 5003991, 8339985, 25019955]

約数ペア:

[(1, 25019955), (3, 8339985), (5, 5003991), (9, 2779995), (15, 1667997), (27, 926665), (37, 676215), (45, 555999), (111, 225405), (135, 185333), (185, 135243), (333, 75135), (555, 45081), (999, 25045), (1665, 15027), (4995, 5009)]