809205488

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{859}}^1$

素因数の和:1534

約数の個数: 80

約数和(自身を含む): 1934876160

約数和(自身を除く): 1125670672

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 647, 728, 859, 1294, 1456, 1718, 2588, 3436, 4529, 5176, 6013, 6872, 8411, 9058, 10352, 11167, 12026, 13744, 16822, 18116, 22334, 24052, 33644, 36232, 44668, 48104, 58877, 67288, 72464, 78169, 89336, 96208, 117754, 134576, 156338, 178672, 235508, 312676, 471016, 555773, 625352, 942032, 1111546, 1250704, 2223092, 3890411, 4446184, 7225049, 7780822, 8892368, 14450098, 15561644, 28900196, 31123288, 50575343, 57800392, 62246576, 101150686, 115600784, 202301372, 404602744, 809205488]

約数ペア:

[(1, 809205488), (2, 404602744), (4, 202301372), (7, 115600784), (8, 101150686), (13, 62246576), (14, 57800392), (16, 50575343), (26, 31123288), (28, 28900196), (52, 15561644), (56, 14450098), (91, 8892368), (104, 7780822), (112, 7225049), (182, 4446184), (208, 3890411), (364, 2223092), (647, 1250704), (728, 1111546), (859, 942032), (1294, 625352), (1456, 555773), (1718, 471016), (2588, 312676), (3436, 235508), (4529, 178672), (5176, 156338), (6013, 134576), (6872, 117754), (8411, 96208), (9058, 89336), (10352, 78169), (11167, 72464), (12026, 67288), (13744, 58877), (16822, 48104), (18116, 44668), (22334, 36232), (24052, 33644)]