66520748

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{6581}}^1$

素因数の和:6630

約数の個数: 36

約数和(自身を含む): 140433552

約数和(自身を除く): 73912804

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 361, 532, 722, 1444, 2527, 5054, 6581, 10108, 13162, 26324, 46067, 92134, 125039, 184268, 250078, 500156, 875273, 1750546, 2375741, 3501092, 4751482, 9502964, 16630187, 33260374, 66520748]

約数ペア:

[(1, 66520748), (2, 33260374), (4, 16630187), (7, 9502964), (14, 4751482), (19, 3501092), (28, 2375741), (38, 1750546), (76, 875273), (133, 500156), (266, 250078), (361, 184268), (532, 125039), (722, 92134), (1444, 46067), (2527, 26324), (5054, 13162), (6581, 10108)]