80501668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{49939}}^1$

素因数の和:49987

約数の個数: 24

約数和(自身を含む): 156611840

約数和(自身を除く): 76110172

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 49939, 99878, 199756, 649207, 1298414, 1548109, 2596828, 3096218, 6192436, 20125417, 40250834, 80501668]

約数ペア:

[(1, 80501668), (2, 40250834), (4, 20125417), (13, 6192436), (26, 3096218), (31, 2596828), (52, 1548109), (62, 1298414), (124, 649207), (403, 199756), (806, 99878), (1612, 49939)]