66045040

素因数分解:

$2^4\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1049}}^1$

素因数の和:1849

約数の個数: 40

約数和(自身を含む): 153896400

約数和(自身を除く): 87851360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 787, 1049, 1574, 2098, 3148, 3935, 4196, 5245, 6296, 7870, 8392, 10490, 12592, 15740, 16784, 20980, 31480, 41960, 62960, 83920, 825563, 1651126, 3302252, 4127815, 6604504, 8255630, 13209008, 16511260, 33022520, 66045040]

約数ペア:

[(1, 66045040), (2, 33022520), (4, 16511260), (5, 13209008), (8, 8255630), (10, 6604504), (16, 4127815), (20, 3302252), (40, 1651126), (80, 825563), (787, 83920), (1049, 62960), (1574, 41960), (2098, 31480), (3148, 20980), (3935, 16784), (4196, 15740), (5245, 12592), (6296, 10490), (7870, 8392)]