26663840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:227

約数の個数: 144

約数和(自身を含む): 77565600

約数和(自身を除く): 50901760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 179, 190, 196, 224, 245, 266, 280, 304, 358, 380, 392, 490, 532, 560, 608, 665, 716, 760, 784, 895, 931, 980, 1064, 1120, 1253, 1330, 1432, 1520, 1568, 1790, 1862, 1960, 2128, 2506, 2660, 2864, 3040, 3401, 3580, 3724, 3920, 4256, 4655, 5012, 5320, 5728, 6265, 6802, 7160, 7448, 7840, 8771, 9310, 10024, 10640, 12530, 13604, 14320, 14896, 17005, 17542, 18620, 20048, 21280, 23807, 25060, 27208, 28640, 29792, 34010, 35084, 37240, 40096, 43855, 47614, 50120, 54416, 68020, 70168, 74480, 87710, 95228, 100240, 108832, 119035, 136040, 140336, 148960, 166649, 175420, 190456, 200480, 238070, 272080, 280672, 333298, 350840, 380912, 476140, 544160, 666596, 701680, 761824, 833245, 952280, 1333192, 1403360, 1666490, 1904560, 2666384, 3332980, 3809120, 5332768, 6665960, 13331920, 26663840]

約数ペア:

[(1, 26663840), (2, 13331920), (4, 6665960), (5, 5332768), (7, 3809120), (8, 3332980), (10, 2666384), (14, 1904560), (16, 1666490), (19, 1403360), (20, 1333192), (28, 952280), (32, 833245), (35, 761824), (38, 701680), (40, 666596), (49, 544160), (56, 476140), (70, 380912), (76, 350840), (80, 333298), (95, 280672), (98, 272080), (112, 238070), (133, 200480), (140, 190456), (152, 175420), (160, 166649), (179, 148960), (190, 140336), (196, 136040), (224, 119035), (245, 108832), (266, 100240), (280, 95228), (304, 87710), (358, 74480), (380, 70168), (392, 68020), (490, 54416), (532, 50120), (560, 47614), (608, 43855), (665, 40096), (716, 37240), (760, 35084), (784, 34010), (895, 29792), (931, 28640), (980, 27208), (1064, 25060), (1120, 23807), (1253, 21280), (1330, 20048), (1432, 18620), (1520, 17542), (1568, 17005), (1790, 14896), (1862, 14320), (1960, 13604), (2128, 12530), (2506, 10640), (2660, 10024), (2864, 9310), (3040, 8771), (3401, 7840), (3580, 7448), (3724, 7160), (3920, 6802), (4256, 6265), (4655, 5728), (5012, 5320)]