16190000

素因数分解:

$2^4\times 5^4\times {\mathrm{1619}}^1$

素因数の和:1647

約数の個数: 50

約数和(自身を含む): 39221820

約数和(自身を除く): 23031820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 1619, 2000, 2500, 3238, 5000, 6476, 8095, 10000, 12952, 16190, 25904, 32380, 40475, 64760, 80950, 129520, 161900, 202375, 323800, 404750, 647600, 809500, 1011875, 1619000, 2023750, 3238000, 4047500, 8095000, 16190000]

約数ペア:

[(1, 16190000), (2, 8095000), (4, 4047500), (5, 3238000), (8, 2023750), (10, 1619000), (16, 1011875), (20, 809500), (25, 647600), (40, 404750), (50, 323800), (80, 202375), (100, 161900), (125, 129520), (200, 80950), (250, 64760), (400, 40475), (500, 32380), (625, 25904), (1000, 16190), (1250, 12952), (1619, 10000), (2000, 8095), (2500, 6476), (3238, 5000)]