156984177080

素因数分解:

$2^3\times 5^1\times {\mathrm{3924604427}}^1$

素因数の和:3924604438

約数の個数: 16

約数和(自身を含む): 353214398520

約数和(自身を除く): 196230221440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3924604427, 7849208854, 15698417708, 19623022135, 31396835416, 39246044270, 78492088540, 156984177080]

約数ペア:

[(1, 156984177080), (2, 78492088540), (4, 39246044270), (5, 31396835416), (8, 19623022135), (10, 15698417708), (20, 7849208854), (40, 3924604427)]