2490125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{1811}}^1$

素因数の和:1837

約数の個数: 16

約数和(自身を含む): 3392064

約数和(自身を除く): 901939

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 1811, 9055, 19921, 45275, 99605, 226375, 498025, 2490125]

約数ペア:

[(1, 2490125), (5, 498025), (11, 226375), (25, 99605), (55, 45275), (125, 19921), (275, 9055), (1375, 1811)]