82264400

素因数分解:

$2^4\times 5^2\times {\mathrm{205661}}^1$

素因数の和:205679

約数の個数: 30

約数和(自身を含む): 197641182

約数和(自身を除く): 115376782

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 205661, 411322, 822644, 1028305, 1645288, 2056610, 3290576, 4113220, 5141525, 8226440, 10283050, 16452880, 20566100, 41132200, 82264400]

約数ペア:

[(1, 82264400), (2, 41132200), (4, 20566100), (5, 16452880), (8, 10283050), (10, 8226440), (16, 5141525), (20, 4113220), (25, 3290576), (40, 2056610), (50, 1645288), (80, 1028305), (100, 822644), (200, 411322), (400, 205661)]