12664488400

素因数分解:

$2^4\times 5^2\times {\mathrm{47}}^1\times {\mathrm{673643}}^1$

素因数の和:673708

約数の個数: 60

約数和(自身を含む): 31073850432

約数和(自身を除く): 18409362032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 47, 50, 80, 94, 100, 188, 200, 235, 376, 400, 470, 752, 940, 1175, 1880, 2350, 3760, 4700, 9400, 18800, 673643, 1347286, 2694572, 3368215, 5389144, 6736430, 10778288, 13472860, 16841075, 26945720, 31661221, 33682150, 53891440, 63322442, 67364300, 126644884, 134728600, 158306105, 253289768, 269457200, 316612210, 506579536, 633224420, 791530525, 1266448840, 1583061050, 2532897680, 3166122100, 6332244200, 12664488400]

約数ペア:

[(1, 12664488400), (2, 6332244200), (4, 3166122100), (5, 2532897680), (8, 1583061050), (10, 1266448840), (16, 791530525), (20, 633224420), (25, 506579536), (40, 316612210), (47, 269457200), (50, 253289768), (80, 158306105), (94, 134728600), (100, 126644884), (188, 67364300), (200, 63322442), (235, 53891440), (376, 33682150), (400, 31661221), (470, 26945720), (752, 16841075), (940, 13472860), (1175, 10778288), (1880, 6736430), (2350, 5389144), (3760, 3368215), (4700, 2694572), (9400, 1347286), (18800, 673643)]