71356000

素因数分解:

$2^5\times 5^3\times {\mathrm{17839}}^1$

素因数の和:17864

約数の個数: 48

約数和(自身を含む): 175331520

約数和(自身を除く): 103975520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 17839, 35678, 71356, 89195, 142712, 178390, 285424, 356780, 445975, 570848, 713560, 891950, 1427120, 1783900, 2229875, 2854240, 3567800, 4459750, 7135600, 8919500, 14271200, 17839000, 35678000, 71356000]

約数ペア:

[(1, 71356000), (2, 35678000), (4, 17839000), (5, 14271200), (8, 8919500), (10, 7135600), (16, 4459750), (20, 3567800), (25, 2854240), (32, 2229875), (40, 1783900), (50, 1427120), (80, 891950), (100, 713560), (125, 570848), (160, 445975), (200, 356780), (250, 285424), (400, 178390), (500, 142712), (800, 89195), (1000, 71356), (2000, 35678), (4000, 17839)]