41024000

素因数分解:

$2^9\times 5^3\times {\mathrm{641}}^1$

素因数の和:674

約数の個数: 80

約数和(自身を含む): 102455496

約数和(自身を除く): 61431496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 512, 640, 641, 800, 1000, 1280, 1282, 1600, 2000, 2560, 2564, 3200, 3205, 4000, 5128, 6400, 6410, 8000, 10256, 12800, 12820, 16000, 16025, 20512, 25640, 32000, 32050, 41024, 51280, 64000, 64100, 80125, 82048, 102560, 128200, 160250, 164096, 205120, 256400, 320500, 328192, 410240, 512800, 641000, 820480, 1025600, 1282000, 1640960, 2051200, 2564000, 4102400, 5128000, 8204800, 10256000, 20512000, 41024000]

約数ペア:

[(1, 41024000), (2, 20512000), (4, 10256000), (5, 8204800), (8, 5128000), (10, 4102400), (16, 2564000), (20, 2051200), (25, 1640960), (32, 1282000), (40, 1025600), (50, 820480), (64, 641000), (80, 512800), (100, 410240), (125, 328192), (128, 320500), (160, 256400), (200, 205120), (250, 164096), (256, 160250), (320, 128200), (400, 102560), (500, 82048), (512, 80125), (640, 64100), (641, 64000), (800, 51280), (1000, 41024), (1280, 32050), (1282, 32000), (1600, 25640), (2000, 20512), (2560, 16025), (2564, 16000), (3200, 12820), (3205, 12800), (4000, 10256), (5128, 8000), (6400, 6410)]