258789025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{49529}}^1$

素因数の和:49569

約数の個数: 24

約数和(自身を含む): 368503200

約数和(自身を除く): 109714175

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 5225, 49529, 247645, 544819, 941051, 1238225, 2724095, 4705255, 10351561, 13620475, 23526275, 51757805, 258789025]

約数ペア:

[(1, 258789025), (5, 51757805), (11, 23526275), (19, 13620475), (25, 10351561), (55, 4705255), (95, 2724095), (209, 1238225), (275, 941051), (475, 544819), (1045, 247645), (5225, 49529)]