54515000

素因数分解:

$2^3\times 5^4\times {\mathrm{10903}}^1$

素因数の和:10929

約数の個数: 40

約数和(自身を含む): 127740360

約数和(自身を除く): 73225360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 10903, 21806, 43612, 54515, 87224, 109030, 218060, 272575, 436120, 545150, 1090300, 1362875, 2180600, 2725750, 5451500, 6814375, 10903000, 13628750, 27257500, 54515000]

約数ペア:

[(1, 54515000), (2, 27257500), (4, 13628750), (5, 10903000), (8, 6814375), (10, 5451500), (20, 2725750), (25, 2180600), (40, 1362875), (50, 1090300), (100, 545150), (125, 436120), (200, 272575), (250, 218060), (500, 109030), (625, 87224), (1000, 54515), (1250, 43612), (2500, 21806), (5000, 10903)]