25963660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{31663}}^1$

素因数の和:31713

約数の個数: 24

約数和(自身を含む): 55855296

約数和(自身を除く): 29891636

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 31663, 63326, 126652, 158315, 316630, 633260, 1298183, 2596366, 5192732, 6490915, 12981830, 25963660]

約数ペア:

[(1, 25963660), (2, 12981830), (4, 6490915), (5, 5192732), (10, 2596366), (20, 1298183), (41, 633260), (82, 316630), (164, 158315), (205, 126652), (410, 63326), (820, 31663)]