890504875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{548003}}^1$

素因数の和:548031

約数の個数: 16

約数和(自身を含む): 1196840736

約数和(自身を除く): 306335861

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 548003, 2740015, 7124039, 13700075, 35620195, 68500375, 178100975, 890504875]

約数ペア:

[(1, 890504875), (5, 178100975), (13, 68500375), (25, 35620195), (65, 13700075), (125, 7124039), (325, 2740015), (1625, 548003)]