487163800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{128201}}^1$

素因数の和:128236

約数の個数: 48

約数和(自身を含む): 1192278600

約数和(自身を除く): 705114800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 128201, 256402, 512804, 641005, 1025608, 1282010, 2435819, 2564020, 3205025, 4871638, 5128040, 6410050, 9743276, 12179095, 12820100, 19486552, 24358190, 25640200, 48716380, 60895475, 97432760, 121790950, 243581900, 487163800]

約数ペア:

[(1, 487163800), (2, 243581900), (4, 121790950), (5, 97432760), (8, 60895475), (10, 48716380), (19, 25640200), (20, 24358190), (25, 19486552), (38, 12820100), (40, 12179095), (50, 9743276), (76, 6410050), (95, 5128040), (100, 4871638), (152, 3205025), (190, 2564020), (200, 2435819), (380, 1282010), (475, 1025608), (760, 641005), (950, 512804), (1900, 256402), (3800, 128201)]