80454891008

素因数分解:

$2^9\times {\mathrm{157138459}}^1$

素因数の和:157138477

約数の個数: 20

約数和(自身を含む): 160752644580

約数和(自身を除く): 80297753572

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 157138459, 314276918, 628553836, 1257107672, 2514215344, 5028430688, 10056861376, 20113722752, 40227445504, 80454891008]

約数ペア:

[(1, 80454891008), (2, 40227445504), (4, 20113722752), (8, 10056861376), (16, 5028430688), (32, 2514215344), (64, 1257107672), (128, 628553836), (256, 314276918), (512, 157138459)]