2420680451215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3761}}^1\times {\mathrm{241511}}^1$

素因数の和:245331

約数の個数: 32

約数和(自身を含む): 3205428412032

約数和(自身を除く): 784747960817

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 3761, 18805, 48893, 154201, 241511, 244465, 771005, 1207555, 2004613, 3139643, 9901951, 10023065, 15698215, 49509755, 128725363, 643626815, 908322871, 4541614355, 11808197323, 37241237711, 59040986615, 186206188555, 484136090243, 2420680451215]

約数ペア:

[(1, 2420680451215), (5, 484136090243), (13, 186206188555), (41, 59040986615), (65, 37241237711), (205, 11808197323), (533, 4541614355), (2665, 908322871), (3761, 643626815), (18805, 128725363), (48893, 49509755), (154201, 15698215), (241511, 10023065), (244465, 9901951), (771005, 3139643), (1207555, 2004613)]