5643475

素因数分解:

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

素因数の和:247

約数の個数: 18

約数和(自身を含む): 7434420

約数和(自身を除く): 1790945

約数列:

[1, 5, 19, 25, 95, 109, 475, 545, 2071, 2725, 10355, 11881, 51775, 59405, 225739, 297025, 1128695, 5643475]

約数ペア:

[(1, 5643475), (5, 1128695), (19, 297025), (25, 225739), (95, 59405), (109, 51775), (475, 11881), (545, 10355), (2071, 2725)]