129308860

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{50909}}^1$

素因数の和:51045

約数の個数: 24

約数和(自身を含む): 273692160

約数和(自身を除く): 144383300

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 50909, 101818, 203636, 254545, 509090, 1018180, 6465443, 12930886, 25861772, 32327215, 64654430, 129308860]

約数ペア:

[(1, 129308860), (2, 64654430), (4, 32327215), (5, 25861772), (10, 12930886), (20, 6465443), (127, 1018180), (254, 509090), (508, 254545), (635, 203636), (1270, 101818), (2540, 50909)]