28387250

素因数分解:

$2^1\times 5^3\times {\mathrm{271}}^1\times {\mathrm{419}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 53464320

約数和(自身を除く): 25077070

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 271, 419, 542, 838, 1355, 2095, 2710, 4190, 6775, 10475, 13550, 20950, 33875, 52375, 67750, 104750, 113549, 227098, 567745, 1135490, 2838725, 5677450, 14193625, 28387250]

約数ペア:

[(1, 28387250), (2, 14193625), (5, 5677450), (10, 2838725), (25, 1135490), (50, 567745), (125, 227098), (250, 113549), (271, 104750), (419, 67750), (542, 52375), (838, 33875), (1355, 20950), (2095, 13550), (2710, 10475), (4190, 6775)]