26082640

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4127}}^1$

素因数の和:4219

約数の個数: 40

約数和(自身を含む): 61424640

約数和(自身を除く): 35342000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 4127, 6320, 8254, 16508, 20635, 33016, 41270, 66032, 82540, 165080, 326033, 330160, 652066, 1304132, 1630165, 2608264, 3260330, 5216528, 6520660, 13041320, 26082640]

約数ペア:

[(1, 26082640), (2, 13041320), (4, 6520660), (5, 5216528), (8, 3260330), (10, 2608264), (16, 1630165), (20, 1304132), (40, 652066), (79, 330160), (80, 326033), (158, 165080), (316, 82540), (395, 66032), (632, 41270), (790, 33016), (1264, 20635), (1580, 16508), (3160, 8254), (4127, 6320)]