80500144

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{56531}}^1$

素因数の和:56628

約数の個数: 20

約数和(自身を含む): 157724280

約数和(自身を除く): 77224136

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 56531, 113062, 226124, 452248, 904496, 5031259, 10062518, 20125036, 40250072, 80500144]

約数ペア:

[(1, 80500144), (2, 40250072), (4, 20125036), (8, 10062518), (16, 5031259), (89, 904496), (178, 452248), (356, 226124), (712, 113062), (1424, 56531)]