263905568

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{2609}}^1$

素因数の和:2757

約数の個数: 48

約数和(自身を含む): 542619000

約数和(自身を除く): 278713432

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 109, 116, 218, 232, 436, 464, 872, 928, 1744, 2609, 3161, 3488, 5218, 6322, 10436, 12644, 20872, 25288, 41744, 50576, 75661, 83488, 101152, 151322, 284381, 302644, 568762, 605288, 1137524, 1210576, 2275048, 2421152, 4550096, 8247049, 9100192, 16494098, 32988196, 65976392, 131952784, 263905568]

約数ペア:

[(1, 263905568), (2, 131952784), (4, 65976392), (8, 32988196), (16, 16494098), (29, 9100192), (32, 8247049), (58, 4550096), (109, 2421152), (116, 2275048), (218, 1210576), (232, 1137524), (436, 605288), (464, 568762), (872, 302644), (928, 284381), (1744, 151322), (2609, 101152), (3161, 83488), (3488, 75661), (5218, 50576), (6322, 41744), (10436, 25288), (12644, 20872)]