201099728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{1279}}^1$

素因数の和:1635

約数の個数: 40

約数和(自身を含む): 403783680

約数和(自身を除く): 202683952

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 317, 496, 634, 1268, 1279, 2536, 2558, 5072, 5116, 9827, 10232, 19654, 20464, 39308, 39649, 78616, 79298, 157232, 158596, 317192, 405443, 634384, 810886, 1621772, 3243544, 6487088, 12568733, 25137466, 50274932, 100549864, 201099728]

約数ペア:

[(1, 201099728), (2, 100549864), (4, 50274932), (8, 25137466), (16, 12568733), (31, 6487088), (62, 3243544), (124, 1621772), (248, 810886), (317, 634384), (496, 405443), (634, 317192), (1268, 158596), (1279, 157232), (2536, 79298), (2558, 78616), (5072, 39649), (5116, 39308), (9827, 20464), (10232, 19654)]