81014752

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:720

約数の個数: 96

約数和(自身を含む): 201180672

約数和(自身を除く): 120165920

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 43, 52, 56, 86, 91, 104, 112, 172, 182, 208, 224, 301, 344, 364, 416, 559, 602, 647, 688, 728, 1118, 1204, 1294, 1376, 1456, 2236, 2408, 2588, 2912, 3913, 4472, 4529, 4816, 5176, 7826, 8411, 8944, 9058, 9632, 10352, 15652, 16822, 17888, 18116, 20704, 27821, 31304, 33644, 36232, 55642, 58877, 62608, 67288, 72464, 111284, 117754, 125216, 134576, 144928, 194747, 222568, 235508, 269152, 361673, 389494, 445136, 471016, 723346, 778988, 890272, 942032, 1446692, 1557976, 1884064, 2531711, 2893384, 3115952, 5063422, 5786768, 6231904, 10126844, 11573536, 20253688, 40507376, 81014752]

約数ペア:

[(1, 81014752), (2, 40507376), (4, 20253688), (7, 11573536), (8, 10126844), (13, 6231904), (14, 5786768), (16, 5063422), (26, 3115952), (28, 2893384), (32, 2531711), (43, 1884064), (52, 1557976), (56, 1446692), (86, 942032), (91, 890272), (104, 778988), (112, 723346), (172, 471016), (182, 445136), (208, 389494), (224, 361673), (301, 269152), (344, 235508), (364, 222568), (416, 194747), (559, 144928), (602, 134576), (647, 125216), (688, 117754), (728, 111284), (1118, 72464), (1204, 67288), (1294, 62608), (1376, 58877), (1456, 55642), (2236, 36232), (2408, 33644), (2588, 31304), (2912, 27821), (3913, 20704), (4472, 18116), (4529, 17888), (4816, 16822), (5176, 15652), (7826, 10352), (8411, 9632), (8944, 9058)]