13578800

素因数分解:

$2^4\times 5^2\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:510

約数の個数: 60

約数和(自身を含む): 33096840

約数和(自身を除く): 19518040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 83, 100, 166, 200, 332, 400, 409, 415, 664, 818, 830, 1328, 1636, 1660, 2045, 2075, 3272, 3320, 4090, 4150, 6544, 6640, 8180, 8300, 10225, 16360, 16600, 20450, 32720, 33200, 33947, 40900, 67894, 81800, 135788, 163600, 169735, 271576, 339470, 543152, 678940, 848675, 1357880, 1697350, 2715760, 3394700, 6789400, 13578800]

約数ペア:

[(1, 13578800), (2, 6789400), (4, 3394700), (5, 2715760), (8, 1697350), (10, 1357880), (16, 848675), (20, 678940), (25, 543152), (40, 339470), (50, 271576), (80, 169735), (83, 163600), (100, 135788), (166, 81800), (200, 67894), (332, 40900), (400, 33947), (409, 33200), (415, 32720), (664, 20450), (818, 16600), (830, 16360), (1328, 10225), (1636, 8300), (1660, 8180), (2045, 6640), (2075, 6544), (3272, 4150), (3320, 4090)]