25363864

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 53460000

約数和(自身を除く): 28096136

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 59, 68, 109, 116, 118, 136, 218, 232, 236, 436, 472, 493, 872, 986, 1003, 1711, 1853, 1972, 2006, 3161, 3422, 3706, 3944, 4012, 6322, 6431, 6844, 7412, 8024, 12644, 12862, 13688, 14824, 25288, 25724, 29087, 51448, 53737, 58174, 107474, 109327, 116348, 186499, 214948, 218654, 232696, 372998, 429896, 437308, 745996, 874616, 1491992, 3170483, 6340966, 12681932, 25363864]

約数ペア:

[(1, 25363864), (2, 12681932), (4, 6340966), (8, 3170483), (17, 1491992), (29, 874616), (34, 745996), (58, 437308), (59, 429896), (68, 372998), (109, 232696), (116, 218654), (118, 214948), (136, 186499), (218, 116348), (232, 109327), (236, 107474), (436, 58174), (472, 53737), (493, 51448), (872, 29087), (986, 25724), (1003, 25288), (1711, 14824), (1853, 13688), (1972, 12862), (2006, 12644), (3161, 8024), (3422, 7412), (3706, 6844), (3944, 6431), (4012, 6322)]