80886320

素因数分解:

$2^4\times 5^1\times {\mathrm{1011079}}^1$

素因数の和:1011092

約数の個数: 20

約数和(自身を含む): 188060880

約数和(自身を除く): 107174560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1011079, 2022158, 4044316, 5055395, 8088632, 10110790, 16177264, 20221580, 40443160, 80886320]

約数ペア:

[(1, 80886320), (2, 40443160), (4, 20221580), (5, 16177264), (8, 10110790), (10, 8088632), (16, 5055395), (20, 4044316), (40, 2022158), (80, 1011079)]