66748970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{911}}^1$

素因数の和:1366

約数の個数: 32

約数和(自身を含む): 127650816

約数和(自身を除く): 60901846

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 431, 862, 911, 1822, 2155, 4310, 4555, 7327, 9110, 14654, 15487, 30974, 36635, 73270, 77435, 154870, 392641, 785282, 1963205, 3926410, 6674897, 13349794, 33374485, 66748970]

約数ペア:

[(1, 66748970), (2, 33374485), (5, 13349794), (10, 6674897), (17, 3926410), (34, 1963205), (85, 785282), (170, 392641), (431, 154870), (862, 77435), (911, 73270), (1822, 36635), (2155, 30974), (4310, 15487), (4555, 14654), (7327, 9110)]