40270025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4987}}^1$

素因数の和:5033

約数の個数: 24

約数和(自身を含む): 55666080

約数和(自身を除く): 15396055

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 4987, 8075, 24935, 84779, 94753, 124675, 423895, 473765, 1610801, 2119475, 2368825, 8054005, 40270025]

約数ペア:

[(1, 40270025), (5, 8054005), (17, 2368825), (19, 2119475), (25, 1610801), (85, 473765), (95, 423895), (323, 124675), (425, 94753), (475, 84779), (1615, 24935), (4987, 8075)]