205807575

素因数分解:

$3^1\times 5^2\times {\mathrm{853}}^1\times {\mathrm{3217}}^1$

素因数の和:4083

約数の個数: 24

約数和(自身を含む): 340773328

約数和(自身を除く): 134965753

約数列:

[1, 3, 5, 15, 25, 75, 853, 2559, 3217, 4265, 9651, 12795, 16085, 21325, 48255, 63975, 80425, 241275, 2744101, 8232303, 13720505, 41161515, 68602525, 205807575]

約数ペア:

[(1, 205807575), (3, 68602525), (5, 41161515), (15, 13720505), (25, 8232303), (75, 2744101), (853, 241275), (2559, 80425), (3217, 63975), (4265, 48255), (9651, 21325), (12795, 16085)]