2100040125

素因数分解:

$3^1\times 5^3\times {\mathrm{5600107}}^1$

素因数の和:5600125

約数の個数: 16

約数和(自身を含む): 3494467392

約数和(自身を除く): 1394427267

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 5600107, 16800321, 28000535, 84001605, 140002675, 420008025, 700013375, 2100040125]

約数ペア:

[(1, 2100040125), (3, 700013375), (5, 420008025), (15, 140002675), (25, 84001605), (75, 28000535), (125, 16800321), (375, 5600107)]