28761779072

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{1621}}^1\times {\mathrm{10663}}^1$

素因数の和:12311

約数の個数: 64

約数和(自身を含む): 61750318560

約数和(自身を除く): 32988539488

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1621, 1664, 3242, 6484, 10663, 12968, 21073, 21326, 25936, 42146, 42652, 51872, 84292, 85304, 103744, 138619, 168584, 170608, 207488, 277238, 337168, 341216, 554476, 674336, 682432, 1108952, 1348672, 1364864, 2217904, 2697344, 4435808, 8871616, 17284723, 17743232, 34569446, 69138892, 138277784, 224701399, 276555568, 449402798, 553111136, 898805596, 1106222272, 1797611192, 2212444544, 3595222384, 7190444768, 14380889536, 28761779072]

約数ペア:

[(1, 28761779072), (2, 14380889536), (4, 7190444768), (8, 3595222384), (13, 2212444544), (16, 1797611192), (26, 1106222272), (32, 898805596), (52, 553111136), (64, 449402798), (104, 276555568), (128, 224701399), (208, 138277784), (416, 69138892), (832, 34569446), (1621, 17743232), (1664, 17284723), (3242, 8871616), (6484, 4435808), (10663, 2697344), (12968, 2217904), (21073, 1364864), (21326, 1348672), (25936, 1108952), (42146, 682432), (42652, 674336), (51872, 554476), (84292, 341216), (85304, 337168), (103744, 277238), (138619, 207488), (168584, 170608)]