778855987312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1019}}^1\times {\mathrm{28051}}^1$

素因数の和:29222

約数の個数: 80

約数和(自身を含む): 1639183835520

約数和(自身を除く): 860327848208

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 131, 208, 262, 524, 1019, 1048, 1703, 2038, 2096, 3406, 4076, 6812, 8152, 13247, 13624, 16304, 26494, 27248, 28051, 52988, 56102, 105976, 112204, 133489, 211952, 224408, 266978, 364663, 448816, 533956, 729326, 1067912, 1458652, 1735357, 2135824, 2917304, 3470714, 3674681, 5834608, 6941428, 7349362, 13882856, 14698724, 27765712, 28583969, 29397448, 47770853, 57167938, 58794896, 95541706, 114335876, 191083412, 228671752, 371591597, 382166824, 457343504, 743183194, 764333648, 1486366388, 2972732776, 3744499939, 5945465552, 7488999878, 14977999756, 29955999512, 48678499207, 59911999024, 97356998414, 194713996828, 389427993656, 778855987312]

約数ペア:

[(1, 778855987312), (2, 389427993656), (4, 194713996828), (8, 97356998414), (13, 59911999024), (16, 48678499207), (26, 29955999512), (52, 14977999756), (104, 7488999878), (131, 5945465552), (208, 3744499939), (262, 2972732776), (524, 1486366388), (1019, 764333648), (1048, 743183194), (1703, 457343504), (2038, 382166824), (2096, 371591597), (3406, 228671752), (4076, 191083412), (6812, 114335876), (8152, 95541706), (13247, 58794896), (13624, 57167938), (16304, 47770853), (26494, 29397448), (27248, 28583969), (28051, 27765712), (52988, 14698724), (56102, 13882856), (105976, 7349362), (112204, 6941428), (133489, 5834608), (211952, 3674681), (224408, 3470714), (266978, 2917304), (364663, 2135824), (448816, 1735357), (533956, 1458652), (729326, 1067912)]