81249801844

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{9923}}^1\times {\mathrm{49927}}^1$

素因数の和:59895

約数の個数: 24

約数和(自身を含む): 145672728768

約数和(自身を除く): 64422926924

約数列:

[1, 2, 4, 41, 82, 164, 9923, 19846, 39692, 49927, 99854, 199708, 406843, 813686, 1627372, 2047007, 4094014, 8188028, 495425621, 990851242, 1981702484, 20312450461, 40624900922, 81249801844]

約数ペア:

[(1, 81249801844), (2, 40624900922), (4, 20312450461), (41, 1981702484), (82, 990851242), (164, 495425621), (9923, 8188028), (19846, 4094014), (39692, 2047007), (49927, 1627372), (99854, 813686), (199708, 406843)]