81100116

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{10883}}^1$

素因数の和:10922

約数の個数: 60

約数和(自身を含む): 221249952

約数和(自身を除く): 140149836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 81, 92, 108, 138, 162, 207, 276, 324, 414, 621, 828, 1242, 1863, 2484, 3726, 7452, 10883, 21766, 32649, 43532, 65298, 97947, 130596, 195894, 250309, 293841, 391788, 500618, 587682, 750927, 881523, 1001236, 1175364, 1501854, 1763046, 2252781, 3003708, 3526092, 4505562, 6758343, 9011124, 13516686, 20275029, 27033372, 40550058, 81100116]

約数ペア:

[(1, 81100116), (2, 40550058), (3, 27033372), (4, 20275029), (6, 13516686), (9, 9011124), (12, 6758343), (18, 4505562), (23, 3526092), (27, 3003708), (36, 2252781), (46, 1763046), (54, 1501854), (69, 1175364), (81, 1001236), (92, 881523), (108, 750927), (138, 587682), (162, 500618), (207, 391788), (276, 293841), (324, 250309), (414, 195894), (621, 130596), (828, 97947), (1242, 65298), (1863, 43532), (2484, 32649), (3726, 21766), (7452, 10883)]