71253580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2857}}^1$

素因数の和:2938

約数の個数: 48

約数和(自身を含む): 158447520

約数和(自身を除く): 87193940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 116, 145, 172, 215, 290, 430, 580, 860, 1247, 2494, 2857, 4988, 5714, 6235, 11428, 12470, 14285, 24940, 28570, 57140, 82853, 122851, 165706, 245702, 331412, 414265, 491404, 614255, 828530, 1228510, 1657060, 2457020, 3562679, 7125358, 14250716, 17813395, 35626790, 71253580]

約数ペア:

[(1, 71253580), (2, 35626790), (4, 17813395), (5, 14250716), (10, 7125358), (20, 3562679), (29, 2457020), (43, 1657060), (58, 1228510), (86, 828530), (116, 614255), (145, 491404), (172, 414265), (215, 331412), (290, 245702), (430, 165706), (580, 122851), (860, 82853), (1247, 57140), (2494, 28570), (2857, 24940), (4988, 14285), (5714, 12470), (6235, 11428)]