16075000

素因数分解:

$2^3\times 5^5\times {\mathrm{643}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 37731960

約数和(自身を除く): 21656960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 643, 1000, 1250, 1286, 2500, 2572, 3125, 3215, 5000, 5144, 6250, 6430, 12500, 12860, 16075, 25000, 25720, 32150, 64300, 80375, 128600, 160750, 321500, 401875, 643000, 803750, 1607500, 2009375, 3215000, 4018750, 8037500, 16075000]

約数ペア:

[(1, 16075000), (2, 8037500), (4, 4018750), (5, 3215000), (8, 2009375), (10, 1607500), (20, 803750), (25, 643000), (40, 401875), (50, 321500), (100, 160750), (125, 128600), (200, 80375), (250, 64300), (500, 32150), (625, 25720), (643, 25000), (1000, 16075), (1250, 12860), (1286, 12500), (2500, 6430), (2572, 6250), (3125, 5144), (3215, 5000)]