80091880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{182027}}^1$

素因数の和:182049

約数の個数: 32

約数和(自身を含む): 196590240

約数和(自身を除く): 116498360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 182027, 364054, 728108, 910135, 1456216, 1820270, 2002297, 3640540, 4004594, 7281080, 8009188, 10011485, 16018376, 20022970, 40045940, 80091880]

約数ペア:

[(1, 80091880), (2, 40045940), (4, 20022970), (5, 16018376), (8, 10011485), (10, 8009188), (11, 7281080), (20, 4004594), (22, 3640540), (40, 2002297), (44, 1820270), (55, 1456216), (88, 910135), (110, 728108), (220, 364054), (440, 182027)]