80743012

素因数分解:

$2^2\times 7^1\times {\mathrm{647}}^1\times {\mathrm{4457}}^1$

素因数の和:5115

約数の個数: 24

約数和(自身を含む): 161771904

約数和(自身を除く): 81028892

約数列:

[1, 2, 4, 7, 14, 28, 647, 1294, 2588, 4457, 4529, 8914, 9058, 17828, 18116, 31199, 62398, 124796, 2883679, 5767358, 11534716, 20185753, 40371506, 80743012]

約数ペア:

[(1, 80743012), (2, 40371506), (4, 20185753), (7, 11534716), (14, 5767358), (28, 2883679), (647, 124796), (1294, 62398), (2588, 31199), (4457, 18116), (4529, 17828), (8914, 9058)]