25204100

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{2447}}^1$

素因数の和:2564

約数の個数: 36

約数和(自身を含む): 55246464

約数和(自身を除く): 30042364

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 206, 412, 515, 1030, 2060, 2447, 2575, 4894, 5150, 9788, 10300, 12235, 24470, 48940, 61175, 122350, 244700, 252041, 504082, 1008164, 1260205, 2520410, 5040820, 6301025, 12602050, 25204100]

約数ペア:

[(1, 25204100), (2, 12602050), (4, 6301025), (5, 5040820), (10, 2520410), (20, 1260205), (25, 1008164), (50, 504082), (100, 252041), (103, 244700), (206, 122350), (412, 61175), (515, 48940), (1030, 24470), (2060, 12235), (2447, 10300), (2575, 9788), (4894, 5150)]