80715568

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{461}}^1$

素因数の和:853

約数の個数: 40

約数和(自身を含む): 162239616

約数和(自身を除く): 81524048

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 353, 461, 496, 706, 922, 1412, 1844, 2824, 3688, 5648, 7376, 10943, 14291, 21886, 28582, 43772, 57164, 87544, 114328, 162733, 175088, 228656, 325466, 650932, 1301864, 2603728, 5044723, 10089446, 20178892, 40357784, 80715568]

約数ペア:

[(1, 80715568), (2, 40357784), (4, 20178892), (8, 10089446), (16, 5044723), (31, 2603728), (62, 1301864), (124, 650932), (248, 325466), (353, 228656), (461, 175088), (496, 162733), (706, 114328), (922, 87544), (1412, 57164), (1844, 43772), (2824, 28582), (3688, 21886), (5648, 14291), (7376, 10943)]