80017120

素因数分解:

$2^5\times 5^1\times {\mathrm{500107}}^1$

素因数の和:500122

約数の個数: 24

約数和(自身を含む): 189040824

約数和(自身を除く): 109023704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 500107, 1000214, 2000428, 2500535, 4000856, 5001070, 8001712, 10002140, 16003424, 20004280, 40008560, 80017120]

約数ペア:

[(1, 80017120), (2, 40008560), (4, 20004280), (5, 16003424), (8, 10002140), (10, 8001712), (16, 5001070), (20, 4000856), (32, 2500535), (40, 2000428), (80, 1000214), (160, 500107)]