974986000

素因数分解:

$2^4\times 5^3\times {\mathrm{353}}^1\times {\mathrm{1381}}^1$

素因数の和:1757

約数の個数: 80

約数和(自身を含む): 2365906608

約数和(自身を除く): 1390920608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 353, 400, 500, 706, 1000, 1381, 1412, 1765, 2000, 2762, 2824, 3530, 5524, 5648, 6905, 7060, 8825, 11048, 13810, 14120, 17650, 22096, 27620, 28240, 34525, 35300, 44125, 55240, 69050, 70600, 88250, 110480, 138100, 141200, 172625, 176500, 276200, 345250, 353000, 487493, 552400, 690500, 706000, 974986, 1381000, 1949972, 2437465, 2762000, 3899944, 4874930, 7799888, 9749860, 12187325, 19499720, 24374650, 38999440, 48749300, 60936625, 97498600, 121873250, 194997200, 243746500, 487493000, 974986000]

約数ペア:

[(1, 974986000), (2, 487493000), (4, 243746500), (5, 194997200), (8, 121873250), (10, 97498600), (16, 60936625), (20, 48749300), (25, 38999440), (40, 24374650), (50, 19499720), (80, 12187325), (100, 9749860), (125, 7799888), (200, 4874930), (250, 3899944), (353, 2762000), (400, 2437465), (500, 1949972), (706, 1381000), (1000, 974986), (1381, 706000), (1412, 690500), (1765, 552400), (2000, 487493), (2762, 353000), (2824, 345250), (3530, 276200), (5524, 176500), (5648, 172625), (6905, 141200), (7060, 138100), (8825, 110480), (11048, 88250), (13810, 70600), (14120, 69050), (17650, 55240), (22096, 44125), (27620, 35300), (28240, 34525)]