83664080

素因数分解:

$2^4\times 5^1\times {\mathrm{1045801}}^1$

素因数の和:1045814

約数の個数: 20

約数和(自身を含む): 194519172

約数和(自身を除く): 110855092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1045801, 2091602, 4183204, 5229005, 8366408, 10458010, 16732816, 20916020, 41832040, 83664080]

約数ペア:

[(1, 83664080), (2, 41832040), (4, 20916020), (5, 16732816), (8, 10458010), (10, 8366408), (16, 5229005), (20, 4183204), (40, 2091602), (80, 1045801)]