2539864565

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1\times {\mathrm{4057}}^1$

素因数の和:4677

約数の個数: 32

約数和(自身を含む): 3602724864

約数和(自身を除く): 1062860299

約数列:

[1, 5, 7, 31, 35, 155, 217, 577, 1085, 2885, 4039, 4057, 17887, 20195, 20285, 28399, 89435, 125209, 125767, 141995, 626045, 628835, 880369, 2340889, 4401845, 11704445, 16386223, 72567559, 81931115, 362837795, 507972913, 2539864565]

約数ペア:

[(1, 2539864565), (5, 507972913), (7, 362837795), (31, 81931115), (35, 72567559), (155, 16386223), (217, 11704445), (577, 4401845), (1085, 2340889), (2885, 880369), (4039, 628835), (4057, 626045), (17887, 141995), (20195, 125767), (20285, 125209), (28399, 89435)]