26005220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 56179200

約数和(自身を除く): 30173980

約数列:

[1, 2, 4, 5, 10, 20, 79, 109, 151, 158, 218, 302, 316, 395, 436, 545, 604, 755, 790, 1090, 1510, 1580, 2180, 3020, 8611, 11929, 16459, 17222, 23858, 32918, 34444, 43055, 47716, 59645, 65836, 82295, 86110, 119290, 164590, 172220, 238580, 329180, 1300261, 2600522, 5201044, 6501305, 13002610, 26005220]

約数ペア:

[(1, 26005220), (2, 13002610), (4, 6501305), (5, 5201044), (10, 2600522), (20, 1300261), (79, 329180), (109, 238580), (151, 172220), (158, 164590), (218, 119290), (302, 86110), (316, 82295), (395, 65836), (436, 59645), (545, 47716), (604, 43055), (755, 34444), (790, 32918), (1090, 23858), (1510, 17222), (1580, 16459), (2180, 11929), (3020, 8611)]