71960000

素因数分解:

$2^6\times 5^4\times 7^1\times {\mathrm{257}}^1$

素因数の和:296

約数の個数: 140

約数和(自身を含む): 204721968

約数和(自身を除く): 132761968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 257, 280, 320, 350, 400, 448, 500, 514, 560, 625, 700, 800, 875, 1000, 1028, 1120, 1250, 1285, 1400, 1600, 1750, 1799, 2000, 2056, 2240, 2500, 2570, 2800, 3500, 3598, 4000, 4112, 4375, 5000, 5140, 5600, 6425, 7000, 7196, 8000, 8224, 8750, 8995, 10000, 10280, 11200, 12850, 14000, 14392, 16448, 17500, 17990, 20000, 20560, 25700, 28000, 28784, 32125, 35000, 35980, 40000, 41120, 44975, 51400, 56000, 57568, 64250, 70000, 71960, 82240, 89950, 102800, 115136, 128500, 140000, 143920, 160625, 179900, 205600, 224875, 257000, 280000, 287840, 321250, 359800, 411200, 449750, 514000, 575680, 642500, 719600, 899500, 1028000, 1124375, 1285000, 1439200, 1799000, 2056000, 2248750, 2570000, 2878400, 3598000, 4497500, 5140000, 7196000, 8995000, 10280000, 14392000, 17990000, 35980000, 71960000]

約数ペア:

[(1, 71960000), (2, 35980000), (4, 17990000), (5, 14392000), (7, 10280000), (8, 8995000), (10, 7196000), (14, 5140000), (16, 4497500), (20, 3598000), (25, 2878400), (28, 2570000), (32, 2248750), (35, 2056000), (40, 1799000), (50, 1439200), (56, 1285000), (64, 1124375), (70, 1028000), (80, 899500), (100, 719600), (112, 642500), (125, 575680), (140, 514000), (160, 449750), (175, 411200), (200, 359800), (224, 321250), (250, 287840), (257, 280000), (280, 257000), (320, 224875), (350, 205600), (400, 179900), (448, 160625), (500, 143920), (514, 140000), (560, 128500), (625, 115136), (700, 102800), (800, 89950), (875, 82240), (1000, 71960), (1028, 70000), (1120, 64250), (1250, 57568), (1285, 56000), (1400, 51400), (1600, 44975), (1750, 41120), (1799, 40000), (2000, 35980), (2056, 35000), (2240, 32125), (2500, 28784), (2570, 28000), (2800, 25700), (3500, 20560), (3598, 20000), (4000, 17990), (4112, 17500), (4375, 16448), (5000, 14392), (5140, 14000), (5600, 12850), (6425, 11200), (7000, 10280), (7196, 10000), (8000, 8995), (8224, 8750)]