261784412864

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1169683}}^1$

素因数の和:1169977

約数の個数: 56

約数和(自身を含む): 561518501040

約数和(自身を除く): 299734088176

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 269, 416, 538, 832, 1076, 2152, 3497, 4304, 6994, 8608, 13988, 17216, 27976, 55952, 111904, 223808, 1169683, 2339366, 4678732, 9357464, 15205879, 18714928, 30411758, 37429856, 60823516, 74859712, 121647032, 243294064, 314644727, 486588128, 629289454, 973176256, 1258578908, 2517157816, 4090381451, 5034315632, 8180762902, 10068631264, 16361525804, 20137262528, 32723051608, 65446103216, 130892206432, 261784412864]

約数ペア:

[(1, 261784412864), (2, 130892206432), (4, 65446103216), (8, 32723051608), (13, 20137262528), (16, 16361525804), (26, 10068631264), (32, 8180762902), (52, 5034315632), (64, 4090381451), (104, 2517157816), (208, 1258578908), (269, 973176256), (416, 629289454), (538, 486588128), (832, 314644727), (1076, 243294064), (2152, 121647032), (3497, 74859712), (4304, 60823516), (6994, 37429856), (8608, 30411758), (13988, 18714928), (17216, 15205879), (27976, 9357464), (55952, 4678732), (111904, 2339366), (223808, 1169683)]