84877880

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{3769}}^1$

素因数の和:4343

約数の個数: 32

約数和(自身を含む): 191365200

約数和(自身を除く): 106487320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 1126, 2252, 2815, 3769, 4504, 5630, 7538, 11260, 15076, 18845, 22520, 30152, 37690, 75380, 150760, 2121947, 4243894, 8487788, 10609735, 16975576, 21219470, 42438940, 84877880]

約数ペア:

[(1, 84877880), (2, 42438940), (4, 21219470), (5, 16975576), (8, 10609735), (10, 8487788), (20, 4243894), (40, 2121947), (563, 150760), (1126, 75380), (2252, 37690), (2815, 30152), (3769, 22520), (4504, 18845), (5630, 15076), (7538, 11260)]