53350000

素因数分解:

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

素因数の和:141

約数の個数: 120

約数和(自身を含む): 142397136

約数和(自身を除く): 89047136

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 97, 100, 110, 125, 176, 194, 200, 220, 250, 275, 388, 400, 440, 485, 500, 550, 625, 776, 880, 970, 1000, 1067, 1100, 1250, 1375, 1552, 1940, 2000, 2134, 2200, 2425, 2500, 2750, 3125, 3880, 4268, 4400, 4850, 5000, 5335, 5500, 6250, 6875, 7760, 8536, 9700, 10000, 10670, 11000, 12125, 12500, 13750, 17072, 19400, 21340, 22000, 24250, 25000, 26675, 27500, 34375, 38800, 42680, 48500, 50000, 53350, 55000, 60625, 68750, 85360, 97000, 106700, 110000, 121250, 133375, 137500, 194000, 213400, 242500, 266750, 275000, 303125, 426800, 485000, 533500, 550000, 606250, 666875, 970000, 1067000, 1212500, 1333750, 2134000, 2425000, 2667500, 3334375, 4850000, 5335000, 6668750, 10670000, 13337500, 26675000, 53350000]

約数ペア:

[(1, 53350000), (2, 26675000), (4, 13337500), (5, 10670000), (8, 6668750), (10, 5335000), (11, 4850000), (16, 3334375), (20, 2667500), (22, 2425000), (25, 2134000), (40, 1333750), (44, 1212500), (50, 1067000), (55, 970000), (80, 666875), (88, 606250), (97, 550000), (100, 533500), (110, 485000), (125, 426800), (176, 303125), (194, 275000), (200, 266750), (220, 242500), (250, 213400), (275, 194000), (388, 137500), (400, 133375), (440, 121250), (485, 110000), (500, 106700), (550, 97000), (625, 85360), (776, 68750), (880, 60625), (970, 55000), (1000, 53350), (1067, 50000), (1100, 48500), (1250, 42680), (1375, 38800), (1552, 34375), (1940, 27500), (2000, 26675), (2134, 25000), (2200, 24250), (2425, 22000), (2500, 21340), (2750, 19400), (3125, 17072), (3880, 13750), (4268, 12500), (4400, 12125), (4850, 11000), (5000, 10670), (5335, 10000), (5500, 9700), (6250, 8536), (6875, 7760)]