261775592

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{5233}}^1$

素因数の和:5302

約数の個数: 48

約数和(自身を含む): 545958540

約数和(自身を除く): 284182948

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 169, 296, 338, 481, 676, 962, 1352, 1924, 3848, 5233, 6253, 10466, 12506, 20932, 25012, 41864, 50024, 68029, 136058, 193621, 272116, 387242, 544232, 774484, 884377, 1548968, 1768754, 2517073, 3537508, 5034146, 7075016, 10068292, 20136584, 32721949, 65443898, 130887796, 261775592]

約数ペア:

[(1, 261775592), (2, 130887796), (4, 65443898), (8, 32721949), (13, 20136584), (26, 10068292), (37, 7075016), (52, 5034146), (74, 3537508), (104, 2517073), (148, 1768754), (169, 1548968), (296, 884377), (338, 774484), (481, 544232), (676, 387242), (962, 272116), (1352, 193621), (1924, 136058), (3848, 68029), (5233, 50024), (6253, 41864), (10466, 25012), (12506, 20932)]