5481025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1049}}^1$

素因数の和:1089

約数の個数: 24

約数和(自身を含む): 7812000

約数和(自身を除く): 2330975

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 1049, 5225, 5245, 11539, 19931, 26225, 57695, 99655, 219241, 288475, 498275, 1096205, 5481025]

約数ペア:

[(1, 5481025), (5, 1096205), (11, 498275), (19, 288475), (25, 219241), (55, 99655), (95, 57695), (209, 26225), (275, 19931), (475, 11539), (1045, 5245), (1049, 5225)]