260537288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{72211}}^1$

素因数の和:72269

約数の個数: 32

約数和(自身を含む): 545922720

約数和(自身を除く): 285385432

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 72211, 144422, 288844, 577688, 794321, 1588642, 2960651, 3177284, 5921302, 6354568, 11842604, 23685208, 32567161, 65134322, 130268644, 260537288]

約数ペア:

[(1, 260537288), (2, 130268644), (4, 65134322), (8, 32567161), (11, 23685208), (22, 11842604), (41, 6354568), (44, 5921302), (82, 3177284), (88, 2960651), (164, 1588642), (328, 794321), (451, 577688), (902, 288844), (1804, 144422), (3608, 72211)]