208078172345

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{4079}}^1\times {\mathrm{4099}}^1$

素因数の和:8333

約数の個数: 32

約数和(自身を含む): 264971520000

約数和(自身を除く): 56893347655

約数列:

[1, 5, 19, 95, 131, 655, 2489, 4079, 4099, 12445, 20395, 20495, 77501, 77881, 387505, 389405, 534349, 536969, 2671745, 2684845, 10152631, 10202411, 16719821, 50763155, 51012055, 83599105, 317676599, 1588382995, 2190296551, 10951482755, 41615634469, 208078172345]

約数ペア:

[(1, 208078172345), (5, 41615634469), (19, 10951482755), (95, 2190296551), (131, 1588382995), (655, 317676599), (2489, 83599105), (4079, 51012055), (4099, 50763155), (12445, 16719821), (20395, 10202411), (20495, 10152631), (77501, 2684845), (77881, 2671745), (387505, 536969), (389405, 534349)]