128891552

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7643}}^1$

素因数の和:7701

約数の個数: 48

約数和(自身を含む): 277385472

約数和(自身を除く): 148493920

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 68, 124, 136, 248, 272, 496, 527, 544, 992, 1054, 2108, 4216, 7643, 8432, 15286, 16864, 30572, 61144, 122288, 129931, 236933, 244576, 259862, 473866, 519724, 947732, 1039448, 1895464, 2078896, 3790928, 4027861, 4157792, 7581856, 8055722, 16111444, 32222888, 64445776, 128891552]

約数ペア:

[(1, 128891552), (2, 64445776), (4, 32222888), (8, 16111444), (16, 8055722), (17, 7581856), (31, 4157792), (32, 4027861), (34, 3790928), (62, 2078896), (68, 1895464), (124, 1039448), (136, 947732), (248, 519724), (272, 473866), (496, 259862), (527, 244576), (544, 236933), (992, 129931), (1054, 122288), (2108, 61144), (4216, 30572), (7643, 16864), (8432, 15286)]