81241664

素因数分解:

$2^6\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4423}}^1$

素因数の和:4483

約数の個数: 56

約数和(自身を含む): 188780928

約数和(自身を除く): 107539264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 164, 224, 287, 328, 448, 574, 656, 1148, 1312, 2296, 2624, 4423, 4592, 8846, 9184, 17692, 18368, 30961, 35384, 61922, 70768, 123844, 141536, 181343, 247688, 283072, 362686, 495376, 725372, 990752, 1269401, 1450744, 1981504, 2538802, 2901488, 5077604, 5802976, 10155208, 11605952, 20310416, 40620832, 81241664]

約数ペア:

[(1, 81241664), (2, 40620832), (4, 20310416), (7, 11605952), (8, 10155208), (14, 5802976), (16, 5077604), (28, 2901488), (32, 2538802), (41, 1981504), (56, 1450744), (64, 1269401), (82, 990752), (112, 725372), (164, 495376), (224, 362686), (287, 283072), (328, 247688), (448, 181343), (574, 141536), (656, 123844), (1148, 70768), (1312, 61922), (2296, 35384), (2624, 30961), (4423, 18368), (4592, 17692), (8846, 9184)]