26798750

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{1949}}^1$

素因数の和:1982

約数の個数: 40

約数和(自身を含む): 54826200

約数和(自身を除く): 28027450

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 625, 1250, 1375, 1949, 2750, 3898, 6875, 9745, 13750, 19490, 21439, 42878, 48725, 97450, 107195, 214390, 243625, 487250, 535975, 1071950, 1218125, 2436250, 2679875, 5359750, 13399375, 26798750]

約数ペア:

[(1, 26798750), (2, 13399375), (5, 5359750), (10, 2679875), (11, 2436250), (22, 1218125), (25, 1071950), (50, 535975), (55, 487250), (110, 243625), (125, 214390), (250, 107195), (275, 97450), (550, 48725), (625, 42878), (1250, 21439), (1375, 19490), (1949, 13750), (2750, 9745), (3898, 6875)]