127943900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{26111}}^1$

素因数の和:26139

約数の個数: 54

約数和(自身を含む): 322979328

約数和(自身を除く): 195035428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 26111, 52222, 104444, 130555, 182777, 261110, 365554, 522220, 652775, 731108, 913885, 1279439, 1305550, 1827770, 2558878, 2611100, 3655540, 4569425, 5117756, 6397195, 9138850, 12794390, 18277700, 25588780, 31985975, 63971950, 127943900]

約数ペア:

[(1, 127943900), (2, 63971950), (4, 31985975), (5, 25588780), (7, 18277700), (10, 12794390), (14, 9138850), (20, 6397195), (25, 5117756), (28, 4569425), (35, 3655540), (49, 2611100), (50, 2558878), (70, 1827770), (98, 1305550), (100, 1279439), (140, 913885), (175, 731108), (196, 652775), (245, 522220), (350, 365554), (490, 261110), (700, 182777), (980, 130555), (1225, 104444), (2450, 52222), (4900, 26111)]