71231140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{45083}}^1$

素因数の和:45171

約数の個数: 24

約数和(自身を含む): 151482240

約数和(自身を除く): 80251100

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 45083, 90166, 180332, 225415, 450830, 901660, 3561557, 7123114, 14246228, 17807785, 35615570, 71231140]

約数ペア:

[(1, 71231140), (2, 35615570), (4, 17807785), (5, 14246228), (10, 7123114), (20, 3561557), (79, 901660), (158, 450830), (316, 225415), (395, 180332), (790, 90166), (1580, 45083)]