71709580

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{13633}}^1$

素因数の和:13905

約数の個数: 24

約数和(自身を含む): 151173792

約数和(自身を除く): 79464212

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 13633, 27266, 54532, 68165, 136330, 272660, 3585479, 7170958, 14341916, 17927395, 35854790, 71709580]

約数ペア:

[(1, 71709580), (2, 35854790), (4, 17927395), (5, 14341916), (10, 7170958), (20, 3585479), (263, 272660), (526, 136330), (1052, 68165), (1315, 54532), (2630, 27266), (5260, 13633)]