81627392

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 210155904

約数和(自身を除く): 128528512

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 41, 44, 56, 64, 77, 82, 88, 101, 112, 128, 154, 164, 176, 202, 224, 256, 287, 308, 328, 352, 404, 448, 451, 574, 616, 656, 704, 707, 808, 896, 902, 1111, 1148, 1232, 1312, 1408, 1414, 1616, 1792, 1804, 2222, 2296, 2464, 2624, 2816, 2828, 3157, 3232, 3608, 4141, 4444, 4592, 4928, 5248, 5656, 6314, 6464, 7216, 7777, 8282, 8888, 9184, 9856, 10496, 11312, 12628, 12928, 14432, 15554, 16564, 17776, 18368, 19712, 22624, 25256, 25856, 28864, 28987, 31108, 33128, 35552, 36736, 45248, 45551, 50512, 57728, 57974, 62216, 66256, 71104, 73472, 90496, 91102, 101024, 115456, 115948, 124432, 132512, 142208, 180992, 182204, 202048, 231896, 248864, 265024, 284416, 318857, 364408, 404096, 463792, 497728, 530048, 637714, 728816, 808192, 927584, 995456, 1060096, 1275428, 1457632, 1855168, 1990912, 2550856, 2915264, 3710336, 5101712, 5830528, 7420672, 10203424, 11661056, 20406848, 40813696, 81627392]

約数ペア:

[(1, 81627392), (2, 40813696), (4, 20406848), (7, 11661056), (8, 10203424), (11, 7420672), (14, 5830528), (16, 5101712), (22, 3710336), (28, 2915264), (32, 2550856), (41, 1990912), (44, 1855168), (56, 1457632), (64, 1275428), (77, 1060096), (82, 995456), (88, 927584), (101, 808192), (112, 728816), (128, 637714), (154, 530048), (164, 497728), (176, 463792), (202, 404096), (224, 364408), (256, 318857), (287, 284416), (308, 265024), (328, 248864), (352, 231896), (404, 202048), (448, 182204), (451, 180992), (574, 142208), (616, 132512), (656, 124432), (704, 115948), (707, 115456), (808, 101024), (896, 91102), (902, 90496), (1111, 73472), (1148, 71104), (1232, 66256), (1312, 62216), (1408, 57974), (1414, 57728), (1616, 50512), (1792, 45551), (1804, 45248), (2222, 36736), (2296, 35552), (2464, 33128), (2624, 31108), (2816, 28987), (2828, 28864), (3157, 25856), (3232, 25256), (3608, 22624), (4141, 19712), (4444, 18368), (4592, 17776), (4928, 16564), (5248, 15554), (5656, 14432), (6314, 12928), (6464, 12628), (7216, 11312), (7777, 10496), (8282, 9856), (8888, 9184)]