312142400

素因数分解:

$2^6\times 5^2\times {\mathrm{195089}}^1$

素因数の和:195111

約数の個数: 42

約数和(自身を含む): 768069330

約数和(自身を除く): 455926930

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 195089, 390178, 780356, 975445, 1560712, 1950890, 3121424, 3901780, 4877225, 6242848, 7803560, 9754450, 12485696, 15607120, 19508900, 31214240, 39017800, 62428480, 78035600, 156071200, 312142400]

約数ペア:

[(1, 312142400), (2, 156071200), (4, 78035600), (5, 62428480), (8, 39017800), (10, 31214240), (16, 19508900), (20, 15607120), (25, 12485696), (32, 9754450), (40, 7803560), (50, 6242848), (64, 4877225), (80, 3901780), (100, 3121424), (160, 1950890), (200, 1560712), (320, 975445), (400, 780356), (800, 390178), (1600, 195089)]