290125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:237

約数の個数: 16

約数和(自身を含む): 396864

約数和(自身を除く): 106739

約数列:

[1, 5, 11, 25, 55, 125, 211, 275, 1055, 1375, 2321, 5275, 11605, 26375, 58025, 290125]

約数ペア:

[(1, 290125), (5, 58025), (11, 26375), (25, 11605), (55, 5275), (125, 2321), (211, 1375), (275, 1055)]