26649590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 29959690

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 41, 55, 82, 95, 110, 190, 205, 209, 311, 410, 418, 451, 622, 779, 902, 1045, 1555, 1558, 2090, 2255, 3110, 3421, 3895, 4510, 5909, 6842, 7790, 8569, 11818, 12751, 17105, 17138, 25502, 29545, 34210, 42845, 59090, 63755, 64999, 85690, 127510, 129998, 140261, 242269, 280522, 324995, 484538, 649990, 701305, 1211345, 1402610, 2422690, 2664959, 5329918, 13324795, 26649590]

約数ペア:

[(1, 26649590), (2, 13324795), (5, 5329918), (10, 2664959), (11, 2422690), (19, 1402610), (22, 1211345), (38, 701305), (41, 649990), (55, 484538), (82, 324995), (95, 280522), (110, 242269), (190, 140261), (205, 129998), (209, 127510), (311, 85690), (410, 64999), (418, 63755), (451, 59090), (622, 42845), (779, 34210), (902, 29545), (1045, 25502), (1555, 17138), (1558, 17105), (2090, 12751), (2255, 11818), (3110, 8569), (3421, 7790), (3895, 6842), (4510, 5909)]