208966884080

素因数分解:

$2^4\times 5^1\times {\mathrm{2612086051}}^1$

素因数の和:2612086064

約数の個数: 20

約数和(自身を含む): 485848005672

約数和(自身を除く): 276881121592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2612086051, 5224172102, 10448344204, 13060430255, 20896688408, 26120860510, 41793376816, 52241721020, 104483442040, 208966884080]

約数ペア:

[(1, 208966884080), (2, 104483442040), (4, 52241721020), (5, 41793376816), (8, 26120860510), (10, 20896688408), (16, 13060430255), (20, 10448344204), (40, 5224172102), (80, 2612086051)]