87287840

素因数分解:

$2^5\times 5^1\times {\mathrm{545549}}^1$

素因数の和:545564

約数の個数: 24

約数和(自身を含む): 206217900

約数和(自身を除く): 118930060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 545549, 1091098, 2182196, 2727745, 4364392, 5455490, 8728784, 10910980, 17457568, 21821960, 43643920, 87287840]

約数ペア:

[(1, 87287840), (2, 43643920), (4, 21821960), (5, 17457568), (8, 10910980), (10, 8728784), (16, 5455490), (20, 4364392), (32, 2727745), (40, 2182196), (80, 1091098), (160, 545549)]