81776912

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{463}}^1$

素因数の和:580

約数の個数: 80

約数和(自身を含む): 193320960

約数和(自身を除く): 111544048

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 83, 112, 133, 152, 166, 266, 304, 332, 463, 532, 581, 664, 926, 1064, 1162, 1328, 1577, 1852, 2128, 2324, 3154, 3241, 3704, 4648, 6308, 6482, 7408, 8797, 9296, 11039, 12616, 12964, 17594, 22078, 25232, 25928, 35188, 38429, 44156, 51856, 61579, 70376, 76858, 88312, 123158, 140752, 153716, 176624, 246316, 269003, 307432, 492632, 538006, 614864, 730151, 985264, 1076012, 1460302, 2152024, 2920604, 4304048, 5111057, 5841208, 10222114, 11682416, 20444228, 40888456, 81776912]

約数ペア:

[(1, 81776912), (2, 40888456), (4, 20444228), (7, 11682416), (8, 10222114), (14, 5841208), (16, 5111057), (19, 4304048), (28, 2920604), (38, 2152024), (56, 1460302), (76, 1076012), (83, 985264), (112, 730151), (133, 614864), (152, 538006), (166, 492632), (266, 307432), (304, 269003), (332, 246316), (463, 176624), (532, 153716), (581, 140752), (664, 123158), (926, 88312), (1064, 76858), (1162, 70376), (1328, 61579), (1577, 51856), (1852, 44156), (2128, 38429), (2324, 35188), (3154, 25928), (3241, 25232), (3704, 22078), (4648, 17594), (6308, 12964), (6482, 12616), (7408, 11039), (8797, 9296)]