87379120

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{4153}}^1$

素因数の和:4429

約数の個数: 40

約数和(自身を含む): 203978016

約数和(自身を除く): 116598896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4153, 4208, 5260, 8306, 10520, 16612, 20765, 21040, 33224, 41530, 66448, 83060, 166120, 332240, 1092239, 2184478, 4368956, 5461195, 8737912, 10922390, 17475824, 21844780, 43689560, 87379120]

約数ペア:

[(1, 87379120), (2, 43689560), (4, 21844780), (5, 17475824), (8, 10922390), (10, 8737912), (16, 5461195), (20, 4368956), (40, 2184478), (80, 1092239), (263, 332240), (526, 166120), (1052, 83060), (1315, 66448), (2104, 41530), (2630, 33224), (4153, 21040), (4208, 20765), (5260, 16612), (8306, 10520)]