6515000

素因数分解:

$2^3\times 5^4\times {\mathrm{1303}}^1$

素因数の和:1329

約数の個数: 40

約数和(自身を含む): 15276360

約数和(自身を除く): 8761360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 1303, 2500, 2606, 5000, 5212, 6515, 10424, 13030, 26060, 32575, 52120, 65150, 130300, 162875, 260600, 325750, 651500, 814375, 1303000, 1628750, 3257500, 6515000]

約数ペア:

[(1, 6515000), (2, 3257500), (4, 1628750), (5, 1303000), (8, 814375), (10, 651500), (20, 325750), (25, 260600), (40, 162875), (50, 130300), (100, 65150), (125, 52120), (200, 32575), (250, 26060), (500, 13030), (625, 10424), (1000, 6515), (1250, 5212), (1303, 5000), (2500, 2606)]