201550120

素因数分解:

$2^3\times 5^1\times {\mathrm{5038753}}^1$

素因数の和:5038764

約数の個数: 16

約数和(自身を含む): 453487860

約数和(自身を除く): 251937740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5038753, 10077506, 20155012, 25193765, 40310024, 50387530, 100775060, 201550120]

約数ペア:

[(1, 201550120), (2, 100775060), (4, 50387530), (5, 40310024), (8, 25193765), (10, 20155012), (20, 10077506), (40, 5038753)]