28348384

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:140

約数の個数: 72

約数和(自身を含む): 62524224

約数和(自身を除く): 34175840

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 41, 62, 68, 82, 124, 136, 164, 248, 272, 328, 496, 527, 544, 656, 697, 992, 1054, 1271, 1312, 1394, 1681, 2108, 2542, 2788, 3362, 4216, 5084, 5576, 6724, 8432, 10168, 11152, 13448, 16864, 20336, 21607, 22304, 26896, 28577, 40672, 43214, 52111, 53792, 57154, 86428, 104222, 114308, 172856, 208444, 228616, 345712, 416888, 457232, 691424, 833776, 885887, 914464, 1667552, 1771774, 3543548, 7087096, 14174192, 28348384]

約数ペア:

[(1, 28348384), (2, 14174192), (4, 7087096), (8, 3543548), (16, 1771774), (17, 1667552), (31, 914464), (32, 885887), (34, 833776), (41, 691424), (62, 457232), (68, 416888), (82, 345712), (124, 228616), (136, 208444), (164, 172856), (248, 114308), (272, 104222), (328, 86428), (496, 57154), (527, 53792), (544, 52111), (656, 43214), (697, 40672), (992, 28577), (1054, 26896), (1271, 22304), (1312, 21607), (1394, 20336), (1681, 16864), (2108, 13448), (2542, 11152), (2788, 10168), (3362, 8432), (4216, 6724), (5084, 5576)]