81433744

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:552

約数の個数: 80

約数和(自身を含む): 189912448

約数和(自身を除く): 108478704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 43, 56, 74, 86, 112, 148, 172, 259, 296, 301, 344, 457, 518, 592, 602, 688, 914, 1036, 1204, 1591, 1828, 2072, 2408, 3182, 3199, 3656, 4144, 4816, 6364, 6398, 7312, 11137, 12728, 12796, 16909, 19651, 22274, 25456, 25592, 33818, 39302, 44548, 51184, 67636, 78604, 89096, 118363, 135272, 137557, 157208, 178192, 236726, 270544, 275114, 314416, 473452, 550228, 727087, 946904, 1100456, 1454174, 1893808, 2200912, 2908348, 5089609, 5816696, 10179218, 11633392, 20358436, 40716872, 81433744]

約数ペア:

[(1, 81433744), (2, 40716872), (4, 20358436), (7, 11633392), (8, 10179218), (14, 5816696), (16, 5089609), (28, 2908348), (37, 2200912), (43, 1893808), (56, 1454174), (74, 1100456), (86, 946904), (112, 727087), (148, 550228), (172, 473452), (259, 314416), (296, 275114), (301, 270544), (344, 236726), (457, 178192), (518, 157208), (592, 137557), (602, 135272), (688, 118363), (914, 89096), (1036, 78604), (1204, 67636), (1591, 51184), (1828, 44548), (2072, 39302), (2408, 33818), (3182, 25592), (3199, 25456), (3656, 22274), (4144, 19651), (4816, 16909), (6364, 12796), (6398, 12728), (7312, 11137)]