133612880

素因数分解:

$2^4\times 5^1\times {\mathrm{1670161}}^1$

素因数の和:1670174

約数の個数: 20

約数和(自身を含む): 310650132

約数和(自身を除く): 177037252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1670161, 3340322, 6680644, 8350805, 13361288, 16701610, 26722576, 33403220, 66806440, 133612880]

約数ペア:

[(1, 133612880), (2, 66806440), (4, 33403220), (5, 26722576), (8, 16701610), (10, 13361288), (16, 8350805), (20, 6680644), (40, 3340322), (80, 1670161)]