76719920

素因数分解:

$2^4\times 5^1\times {\mathrm{599}}^1\times {\mathrm{1601}}^1$

素因数の和:2213

約数の個数: 40

約数和(自身を含む): 178783200

約数和(自身を除く): 102063280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 599, 1198, 1601, 2396, 2995, 3202, 4792, 5990, 6404, 8005, 9584, 11980, 12808, 16010, 23960, 25616, 32020, 47920, 64040, 128080, 958999, 1917998, 3835996, 4794995, 7671992, 9589990, 15343984, 19179980, 38359960, 76719920]

約数ペア:

[(1, 76719920), (2, 38359960), (4, 19179980), (5, 15343984), (8, 9589990), (10, 7671992), (16, 4794995), (20, 3835996), (40, 1917998), (80, 958999), (599, 128080), (1198, 64040), (1601, 47920), (2396, 32020), (2995, 25616), (3202, 23960), (4792, 16010), (5990, 12808), (6404, 11980), (8005, 9584)]