81866176

素因数分解:

$2^6\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4457}}^1$

素因数の和:4517

約数の個数: 56

約数和(自身を含む): 190231776

約数和(自身を除く): 108365600

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, 4457, 4592, 8914, 9184, 17828, 18368, 31199, 35656, 62398, 71312, 124796, 142624, 182737, 249592, 285248, 365474, 499184, 730948, 998368, 1279159, 1461896, 1996736, 2558318, 2923792, 5116636, 5847584, 10233272, 11695168, 20466544, 40933088, 81866176]

約数ペア:

[(1, 81866176), (2, 40933088), (4, 20466544), (7, 11695168), (8, 10233272), (14, 5847584), (16, 5116636), (28, 2923792), (32, 2558318), (41, 1996736), (56, 1461896), (64, 1279159), (82, 998368), (112, 730948), (164, 499184), (224, 365474), (287, 285248), (328, 249592), (448, 182737), (574, 142624), (656, 124796), (1148, 71312), (1312, 62398), (2296, 35656), (2624, 31199), (4457, 18368), (4592, 17828), (8914, 9184)]