26657200

素因数分解:

$2^4\times 5^2\times {\mathrm{66643}}^1$

素因数の和:66661

約数の個数: 30

約数和(自身を含む): 64044884

約数和(自身を除く): 37387684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 66643, 133286, 266572, 333215, 533144, 666430, 1066288, 1332860, 1666075, 2665720, 3332150, 5331440, 6664300, 13328600, 26657200]

約数ペア:

[(1, 26657200), (2, 13328600), (4, 6664300), (5, 5331440), (8, 3332150), (10, 2665720), (16, 1666075), (20, 1332860), (25, 1066288), (40, 666430), (50, 533144), (80, 333215), (100, 266572), (200, 133286), (400, 66643)]