80776000

素因数分解:

$2^6\times 5^3\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:489

約数の個数: 112

約数和(自身を含む): 209214720

約数和(自身を除く): 128438720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 125, 160, 184, 200, 230, 250, 320, 368, 400, 439, 460, 500, 575, 736, 800, 878, 920, 1000, 1150, 1472, 1600, 1756, 1840, 2000, 2195, 2300, 2875, 3512, 3680, 4000, 4390, 4600, 5750, 7024, 7360, 8000, 8780, 9200, 10097, 10975, 11500, 14048, 17560, 18400, 20194, 21950, 23000, 28096, 35120, 36800, 40388, 43900, 46000, 50485, 54875, 70240, 80776, 87800, 92000, 100970, 109750, 140480, 161552, 175600, 184000, 201940, 219500, 252425, 323104, 351200, 403880, 439000, 504850, 646208, 702400, 807760, 878000, 1009700, 1262125, 1615520, 1756000, 2019400, 2524250, 3231040, 3512000, 4038800, 5048500, 8077600, 10097000, 16155200, 20194000, 40388000, 80776000]

約数ペア:

[(1, 80776000), (2, 40388000), (4, 20194000), (5, 16155200), (8, 10097000), (10, 8077600), (16, 5048500), (20, 4038800), (23, 3512000), (25, 3231040), (32, 2524250), (40, 2019400), (46, 1756000), (50, 1615520), (64, 1262125), (80, 1009700), (92, 878000), (100, 807760), (115, 702400), (125, 646208), (160, 504850), (184, 439000), (200, 403880), (230, 351200), (250, 323104), (320, 252425), (368, 219500), (400, 201940), (439, 184000), (460, 175600), (500, 161552), (575, 140480), (736, 109750), (800, 100970), (878, 92000), (920, 87800), (1000, 80776), (1150, 70240), (1472, 54875), (1600, 50485), (1756, 46000), (1840, 43900), (2000, 40388), (2195, 36800), (2300, 35120), (2875, 28096), (3512, 23000), (3680, 21950), (4000, 20194), (4390, 18400), (4600, 17560), (5750, 14048), (7024, 11500), (7360, 10975), (8000, 10097), (8780, 9200)]