81482128

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:512

約数の個数: 80

約数和(自身を含む): 195987456

約数和(自身を除く): 114505328

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 191, 208, 293, 364, 382, 586, 728, 764, 1172, 1337, 1456, 1528, 2051, 2344, 2483, 2674, 3056, 3809, 4102, 4688, 4966, 5348, 7618, 8204, 9932, 10696, 15236, 16408, 17381, 19864, 21392, 26663, 30472, 32816, 34762, 39728, 53326, 55963, 60944, 69524, 106652, 111926, 139048, 213304, 223852, 278096, 391741, 426608, 447704, 727519, 783482, 895408, 1455038, 1566964, 2910076, 3133928, 5092633, 5820152, 6267856, 10185266, 11640304, 20370532, 40741064, 81482128]

約数ペア:

[(1, 81482128), (2, 40741064), (4, 20370532), (7, 11640304), (8, 10185266), (13, 6267856), (14, 5820152), (16, 5092633), (26, 3133928), (28, 2910076), (52, 1566964), (56, 1455038), (91, 895408), (104, 783482), (112, 727519), (182, 447704), (191, 426608), (208, 391741), (293, 278096), (364, 223852), (382, 213304), (586, 139048), (728, 111926), (764, 106652), (1172, 69524), (1337, 60944), (1456, 55963), (1528, 53326), (2051, 39728), (2344, 34762), (2483, 32816), (2674, 30472), (3056, 26663), (3809, 21392), (4102, 19864), (4688, 17381), (4966, 16408), (5348, 15236), (7618, 10696), (8204, 9932)]