128305072

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{27941}}^1$

素因数の和:27997

約数の個数: 40

約数和(自身を含む): 291043872

約数和(自身を除く): 162738800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 4592, 27941, 55882, 111764, 195587, 223528, 391174, 447056, 782348, 1145581, 1564696, 2291162, 3129392, 4582324, 8019067, 9164648, 16038134, 18329296, 32076268, 64152536, 128305072]

約数ペア:

[(1, 128305072), (2, 64152536), (4, 32076268), (7, 18329296), (8, 16038134), (14, 9164648), (16, 8019067), (28, 4582324), (41, 3129392), (56, 2291162), (82, 1564696), (112, 1145581), (164, 782348), (287, 447056), (328, 391174), (574, 223528), (656, 195587), (1148, 111764), (2296, 55882), (4592, 27941)]