80478178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{24551}}^1$

素因数の和:24713

約数の個数: 16

約数和(自身を含む): 132580800

約数和(自身を除く): 52102622

約数列:

[1, 2, 11, 22, 149, 298, 1639, 3278, 24551, 49102, 270061, 540122, 3658099, 7316198, 40239089, 80478178]

約数ペア:

[(1, 80478178), (2, 40239089), (11, 7316198), (22, 3658099), (149, 540122), (298, 270061), (1639, 49102), (3278, 24551)]