68792620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7151}}^1$

素因数の和:7210

約数の個数: 48

約数和(自身を含む): 159804288

約数和(自身を除く): 91011668

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 7151, 9620, 14302, 28604, 35755, 71510, 92963, 143020, 185926, 264587, 371852, 464815, 529174, 929630, 1058348, 1322935, 1859260, 2645870, 3439631, 5291740, 6879262, 13758524, 17198155, 34396310, 68792620]

約数ペア:

[(1, 68792620), (2, 34396310), (4, 17198155), (5, 13758524), (10, 6879262), (13, 5291740), (20, 3439631), (26, 2645870), (37, 1859260), (52, 1322935), (65, 1058348), (74, 929630), (130, 529174), (148, 464815), (185, 371852), (260, 264587), (370, 185926), (481, 143020), (740, 92963), (962, 71510), (1924, 35755), (2405, 28604), (4810, 14302), (7151, 9620)]