87317768

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{1447}}^1$

素因数の和:1869

約数の個数: 32

約数和(自身を含む): 172891200

約数和(自身を除く): 85573432

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 397, 794, 1447, 1588, 2894, 3176, 5788, 7543, 11576, 15086, 27493, 30172, 54986, 60344, 109972, 219944, 574459, 1148918, 2297836, 4595672, 10914721, 21829442, 43658884, 87317768]

約数ペア:

[(1, 87317768), (2, 43658884), (4, 21829442), (8, 10914721), (19, 4595672), (38, 2297836), (76, 1148918), (152, 574459), (397, 219944), (794, 109972), (1447, 60344), (1588, 54986), (2894, 30172), (3176, 27493), (5788, 15086), (7543, 11576)]