13145000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{239}}^1$

素因数の和:276

約数の個数: 80

約数和(自身を含む): 33739200

約数和(自身を除く): 20594200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 239, 250, 275, 440, 478, 500, 550, 625, 956, 1000, 1100, 1195, 1250, 1375, 1912, 2200, 2390, 2500, 2629, 2750, 4780, 5000, 5258, 5500, 5975, 6875, 9560, 10516, 11000, 11950, 13145, 13750, 21032, 23900, 26290, 27500, 29875, 47800, 52580, 55000, 59750, 65725, 105160, 119500, 131450, 149375, 239000, 262900, 298750, 328625, 525800, 597500, 657250, 1195000, 1314500, 1643125, 2629000, 3286250, 6572500, 13145000]

約数ペア:

[(1, 13145000), (2, 6572500), (4, 3286250), (5, 2629000), (8, 1643125), (10, 1314500), (11, 1195000), (20, 657250), (22, 597500), (25, 525800), (40, 328625), (44, 298750), (50, 262900), (55, 239000), (88, 149375), (100, 131450), (110, 119500), (125, 105160), (200, 65725), (220, 59750), (239, 55000), (250, 52580), (275, 47800), (440, 29875), (478, 27500), (500, 26290), (550, 23900), (625, 21032), (956, 13750), (1000, 13145), (1100, 11950), (1195, 11000), (1250, 10516), (1375, 9560), (1912, 6875), (2200, 5975), (2390, 5500), (2500, 5258), (2629, 5000), (2750, 4780)]