129744100

素因数分解:

$2^2\times 5^2\times {\mathrm{509}}^1\times {\mathrm{2549}}^1$

素因数の和:3072

約数の個数: 36

約数和(自身を含む): 282208500

約数和(自身を除く): 152464400

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 509, 1018, 2036, 2545, 2549, 5090, 5098, 10180, 10196, 12725, 12745, 25450, 25490, 50900, 50980, 63725, 127450, 254900, 1297441, 2594882, 5189764, 6487205, 12974410, 25948820, 32436025, 64872050, 129744100]

約数ペア:

[(1, 129744100), (2, 64872050), (4, 32436025), (5, 25948820), (10, 12974410), (20, 6487205), (25, 5189764), (50, 2594882), (100, 1297441), (509, 254900), (1018, 127450), (2036, 63725), (2545, 50980), (2549, 50900), (5090, 25490), (5098, 25450), (10180, 12745), (10196, 12725)]