51977825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1499}}^1$

素因数の和:1601

約数の個数: 24

約数和(自身を含む): 68820000

約数和(自身を除く): 16842175

約数列:

[1, 5, 19, 25, 73, 95, 365, 475, 1387, 1499, 1825, 6935, 7495, 28481, 34675, 37475, 109427, 142405, 547135, 712025, 2079113, 2735675, 10395565, 51977825]

約数ペア:

[(1, 51977825), (5, 10395565), (19, 2735675), (25, 2079113), (73, 712025), (95, 547135), (365, 142405), (475, 109427), (1387, 37475), (1499, 34675), (1825, 28481), (6935, 7495)]