78712000

素因数分解:

$2^6\times 5^3\times {\mathrm{9839}}^1$

素因数の和:9866

約数の個数: 56

約数和(自身を含む): 194950080

約数和(自身を除く): 116238080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 4000, 8000, 9839, 19678, 39356, 49195, 78712, 98390, 157424, 196780, 245975, 314848, 393560, 491950, 629696, 787120, 983900, 1229875, 1574240, 1967800, 2459750, 3148480, 3935600, 4919500, 7871200, 9839000, 15742400, 19678000, 39356000, 78712000]

約数ペア:

[(1, 78712000), (2, 39356000), (4, 19678000), (5, 15742400), (8, 9839000), (10, 7871200), (16, 4919500), (20, 3935600), (25, 3148480), (32, 2459750), (40, 1967800), (50, 1574240), (64, 1229875), (80, 983900), (100, 787120), (125, 629696), (160, 491950), (200, 393560), (250, 314848), (320, 245975), (400, 196780), (500, 157424), (800, 98390), (1000, 78712), (1600, 49195), (2000, 39356), (4000, 19678), (8000, 9839)]