128254112

素因数分解:

$2^5\times 7^1\times {\mathrm{337}}^1\times {\mathrm{1699}}^1$

素因数の和:2053

約数の個数: 48

約数和(自身を含む): 289598400

約数和(自身を除く): 161344288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 337, 674, 1348, 1699, 2359, 2696, 3398, 4718, 5392, 6796, 9436, 10784, 11893, 13592, 18872, 23786, 27184, 37744, 47572, 54368, 75488, 95144, 190288, 380576, 572563, 1145126, 2290252, 4007941, 4580504, 8015882, 9161008, 16031764, 18322016, 32063528, 64127056, 128254112]

約数ペア:

[(1, 128254112), (2, 64127056), (4, 32063528), (7, 18322016), (8, 16031764), (14, 9161008), (16, 8015882), (28, 4580504), (32, 4007941), (56, 2290252), (112, 1145126), (224, 572563), (337, 380576), (674, 190288), (1348, 95144), (1699, 75488), (2359, 54368), (2696, 47572), (3398, 37744), (4718, 27184), (5392, 23786), (6796, 18872), (9436, 13592), (10784, 11893)]