71435840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31891}}^1$

素因数の和:31915

約数の個数: 56

約数和(自身を含む): 194413632

約数和(自身を除く): 122977792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 31891, 63782, 127564, 159455, 223237, 255128, 318910, 446474, 510256, 637820, 892948, 1020512, 1116185, 1275640, 1785896, 2041024, 2232370, 2551280, 3571792, 4464740, 5102560, 7143584, 8929480, 10205120, 14287168, 17858960, 35717920, 71435840]

約数ペア:

[(1, 71435840), (2, 35717920), (4, 17858960), (5, 14287168), (7, 10205120), (8, 8929480), (10, 7143584), (14, 5102560), (16, 4464740), (20, 3571792), (28, 2551280), (32, 2232370), (35, 2041024), (40, 1785896), (56, 1275640), (64, 1116185), (70, 1020512), (80, 892948), (112, 637820), (140, 510256), (160, 446474), (224, 318910), (280, 255128), (320, 223237), (448, 159455), (560, 127564), (1120, 63782), (2240, 31891)]