30867850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^3\times {\mathrm{281}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 62417880

約数和(自身を除く): 31550030

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 281, 325, 338, 562, 650, 845, 1405, 1690, 2197, 2810, 3653, 4225, 4394, 7025, 7306, 8450, 10985, 14050, 18265, 21970, 36530, 47489, 54925, 91325, 94978, 109850, 182650, 237445, 474890, 617357, 1187225, 1234714, 2374450, 3086785, 6173570, 15433925, 30867850]

約数ペア:

[(1, 30867850), (2, 15433925), (5, 6173570), (10, 3086785), (13, 2374450), (25, 1234714), (26, 1187225), (50, 617357), (65, 474890), (130, 237445), (169, 182650), (281, 109850), (325, 94978), (338, 91325), (562, 54925), (650, 47489), (845, 36530), (1405, 21970), (1690, 18265), (2197, 14050), (2810, 10985), (3653, 8450), (4225, 7306), (4394, 7025)]