129266000

素因数分解:

$2^4\times 5^3\times {\mathrm{64633}}^1$

素因数の和:64656

約数の個数: 40

約数和(自身を含む): 312570024

約数和(自身を除く): 183304024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 64633, 129266, 258532, 323165, 517064, 646330, 1034128, 1292660, 1615825, 2585320, 3231650, 5170640, 6463300, 8079125, 12926600, 16158250, 25853200, 32316500, 64633000, 129266000]

約数ペア:

[(1, 129266000), (2, 64633000), (4, 32316500), (5, 25853200), (8, 16158250), (10, 12926600), (16, 8079125), (20, 6463300), (25, 5170640), (40, 3231650), (50, 2585320), (80, 1615825), (100, 1292660), (125, 1034128), (200, 646330), (250, 517064), (400, 323165), (500, 258532), (1000, 129266), (2000, 64633)]