54290147990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21979817}}^1$

素因数の和:21979856

約数の個数: 32

約数和(自身を含む): 110778282720

約数和(自身を除く): 56488134730

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 21979817, 43959634, 109899085, 219798170, 285737621, 417616523, 571475242, 835233046, 1428688105, 2088082615, 2857376210, 4176165230, 5429014799, 10858029598, 27145073995, 54290147990]

約数ペア:

[(1, 54290147990), (2, 27145073995), (5, 10858029598), (10, 5429014799), (13, 4176165230), (19, 2857376210), (26, 2088082615), (38, 1428688105), (65, 835233046), (95, 571475242), (130, 417616523), (190, 285737621), (247, 219798170), (494, 109899085), (1235, 43959634), (2470, 21979817)]