2667500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{97}}^1$

素因数の和:132

約数の個数: 60

約数和(自身を含む): 6429192

約数和(自身を除く): 3761692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 97, 100, 110, 125, 194, 220, 250, 275, 388, 485, 500, 550, 625, 970, 1067, 1100, 1250, 1375, 1940, 2134, 2425, 2500, 2750, 4268, 4850, 5335, 5500, 6875, 9700, 10670, 12125, 13750, 21340, 24250, 26675, 27500, 48500, 53350, 60625, 106700, 121250, 133375, 242500, 266750, 533500, 666875, 1333750, 2667500]

約数ペア:

[(1, 2667500), (2, 1333750), (4, 666875), (5, 533500), (10, 266750), (11, 242500), (20, 133375), (22, 121250), (25, 106700), (44, 60625), (50, 53350), (55, 48500), (97, 27500), (100, 26675), (110, 24250), (125, 21340), (194, 13750), (220, 12125), (250, 10670), (275, 9700), (388, 6875), (485, 5500), (500, 5335), (550, 4850), (625, 4268), (970, 2750), (1067, 2500), (1100, 2425), (1250, 2134), (1375, 1940)]