51309025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{991}}^1$

素因数の和:1129

約数の個数: 24

約数和(自身を含む): 67654400

約数和(自身を除く): 16345375

約数列:

[1, 5, 19, 25, 95, 109, 475, 545, 991, 2071, 2725, 4955, 10355, 18829, 24775, 51775, 94145, 108019, 470725, 540095, 2052361, 2700475, 10261805, 51309025]

約数ペア:

[(1, 51309025), (5, 10261805), (19, 2700475), (25, 2052361), (95, 540095), (109, 470725), (475, 108019), (545, 94145), (991, 51775), (2071, 24775), (2725, 18829), (4955, 10355)]