158444960

素因数分解:

$2^5\times 5^1\times {\mathrm{990281}}^1$

素因数の和:990296

約数の個数: 24

約数和(自身を含む): 374326596

約数和(自身を除く): 215881636

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 990281, 1980562, 3961124, 4951405, 7922248, 9902810, 15844496, 19805620, 31688992, 39611240, 79222480, 158444960]

約数ペア:

[(1, 158444960), (2, 79222480), (4, 39611240), (5, 31688992), (8, 19805620), (10, 15844496), (16, 9902810), (20, 7922248), (32, 4951405), (40, 3961124), (80, 1980562), (160, 990281)]