5180800

素因数分解:

$2^7\times 5^2\times {\mathrm{1619}}^1$

素因数の和:1643

約数の個数: 48

約数和(自身を含む): 12806100

約数和(自身を除く): 7625300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 1619, 3200, 3238, 6476, 8095, 12952, 16190, 25904, 32380, 40475, 51808, 64760, 80950, 103616, 129520, 161900, 207232, 259040, 323800, 518080, 647600, 1036160, 1295200, 2590400, 5180800]

約数ペア:

[(1, 5180800), (2, 2590400), (4, 1295200), (5, 1036160), (8, 647600), (10, 518080), (16, 323800), (20, 259040), (25, 207232), (32, 161900), (40, 129520), (50, 103616), (64, 80950), (80, 64760), (100, 51808), (128, 40475), (160, 32380), (200, 25904), (320, 16190), (400, 12952), (640, 8095), (800, 6476), (1600, 3238), (1619, 3200)]