71501920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{63841}}^1$

素因数の和:63863

約数の個数: 48

約数和(自身を含む): 193058208

約数和(自身を除く): 121556288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 63841, 127682, 255364, 319205, 446887, 510728, 638410, 893774, 1021456, 1276820, 1787548, 2042912, 2234435, 2553640, 3575096, 4468870, 5107280, 7150192, 8937740, 10214560, 14300384, 17875480, 35750960, 71501920]

約数ペア:

[(1, 71501920), (2, 35750960), (4, 17875480), (5, 14300384), (7, 10214560), (8, 8937740), (10, 7150192), (14, 5107280), (16, 4468870), (20, 3575096), (28, 2553640), (32, 2234435), (35, 2042912), (40, 1787548), (56, 1276820), (70, 1021456), (80, 893774), (112, 638410), (140, 510728), (160, 446887), (224, 319205), (280, 255364), (560, 127682), (1120, 63841)]