31928300

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{2297}}^1$

素因数の和:2450

約数の個数: 36

約数和(自身を含む): 69813240

約数和(自身を除く): 37884940

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 1390, 2297, 2780, 3475, 4594, 6950, 9188, 11485, 13900, 22970, 45940, 57425, 114850, 229700, 319283, 638566, 1277132, 1596415, 3192830, 6385660, 7982075, 15964150, 31928300]

約数ペア:

[(1, 31928300), (2, 15964150), (4, 7982075), (5, 6385660), (10, 3192830), (20, 1596415), (25, 1277132), (50, 638566), (100, 319283), (139, 229700), (278, 114850), (556, 57425), (695, 45940), (1390, 22970), (2297, 13900), (2780, 11485), (3475, 9188), (4594, 6950)]