25425820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{941}}^1$

素因数の和:1150

約数の個数: 48

約数和(自身を含む): 61403328

約数和(自身を除く): 35977508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 193, 386, 772, 941, 965, 1351, 1882, 1930, 2702, 3764, 3860, 4705, 5404, 6587, 6755, 9410, 13174, 13510, 18820, 26348, 27020, 32935, 65870, 131740, 181613, 363226, 726452, 908065, 1271291, 1816130, 2542582, 3632260, 5085164, 6356455, 12712910, 25425820]

約数ペア:

[(1, 25425820), (2, 12712910), (4, 6356455), (5, 5085164), (7, 3632260), (10, 2542582), (14, 1816130), (20, 1271291), (28, 908065), (35, 726452), (70, 363226), (140, 181613), (193, 131740), (386, 65870), (772, 32935), (941, 27020), (965, 26348), (1351, 18820), (1882, 13510), (1930, 13174), (2702, 9410), (3764, 6755), (3860, 6587), (4705, 5404)]