66017480

素因数分解:

$2^3\times 5^1\times {\mathrm{1650437}}^1$

素因数の和:1650448

約数の個数: 16

約数和(自身を含む): 148539420

約数和(自身を除く): 82521940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1650437, 3300874, 6601748, 8252185, 13203496, 16504370, 33008740, 66017480]

約数ペア:

[(1, 66017480), (2, 33008740), (4, 16504370), (5, 13203496), (8, 8252185), (10, 6601748), (20, 3300874), (40, 1650437)]