771290

素因数分解:

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

素因数の和:386

約数の個数: 32

約数和(自身を含む): 1587600

約数和(自身を除く): 816310

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 349, 442, 698, 1105, 1745, 2210, 3490, 4537, 5933, 9074, 11866, 22685, 29665, 45370, 59330, 77129, 154258, 385645, 771290]

約数ペア:

[(1, 771290), (2, 385645), (5, 154258), (10, 77129), (13, 59330), (17, 45370), (26, 29665), (34, 22685), (65, 11866), (85, 9074), (130, 5933), (170, 4537), (221, 3490), (349, 2210), (442, 1745), (698, 1105)]