80034160

素因数分解:

$2^4\times 5^1\times {\mathrm{1000427}}^1$

素因数の和:1000440

約数の個数: 20

約数和(自身を含む): 186079608

約数和(自身を除く): 106045448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1000427, 2000854, 4001708, 5002135, 8003416, 10004270, 16006832, 20008540, 40017080, 80034160]

約数ペア:

[(1, 80034160), (2, 40017080), (4, 20008540), (5, 16006832), (8, 10004270), (10, 8003416), (16, 5002135), (20, 4001708), (40, 2000854), (80, 1000427)]