438778850

素因数分解:

$2^1\times 5^2\times {\mathrm{2081}}^1\times {\mathrm{4217}}^1$

素因数の和:6310

約数の個数: 24

約数和(自身を含む): 816714468

約数和(自身を除く): 377935618

約数列:

[1, 2, 5, 10, 25, 50, 2081, 4162, 4217, 8434, 10405, 20810, 21085, 42170, 52025, 104050, 105425, 210850, 8775577, 17551154, 43877885, 87755770, 219389425, 438778850]

約数ペア:

[(1, 438778850), (2, 219389425), (5, 87755770), (10, 43877885), (25, 17551154), (50, 8775577), (2081, 210850), (4162, 105425), (4217, 104050), (8434, 52025), (10405, 42170), (20810, 21085)]