3856450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 8202600

約数和(自身を除く): 4346150

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 349, 425, 442, 650, 698, 850, 1105, 1745, 2210, 3490, 4537, 5525, 5933, 8725, 9074, 11050, 11866, 17450, 22685, 29665, 45370, 59330, 77129, 113425, 148325, 154258, 226850, 296650, 385645, 771290, 1928225, 3856450]

約数ペア:

[(1, 3856450), (2, 1928225), (5, 771290), (10, 385645), (13, 296650), (17, 226850), (25, 154258), (26, 148325), (34, 113425), (50, 77129), (65, 59330), (85, 45370), (130, 29665), (170, 22685), (221, 17450), (325, 11866), (349, 11050), (425, 9074), (442, 8725), (650, 5933), (698, 5525), (850, 4537), (1105, 3490), (1745, 2210)]