164081560

素因数分解:

$2^3\times 5^1\times {\mathrm{4102039}}^1$

素因数の和:4102050

約数の個数: 16

約数和(自身を含む): 369183600

約数和(自身を除く): 205102040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4102039, 8204078, 16408156, 20510195, 32816312, 41020390, 82040780, 164081560]

約数ペア:

[(1, 164081560), (2, 82040780), (4, 41020390), (5, 32816312), (8, 20510195), (10, 16408156), (20, 8204078), (40, 4102039)]