265020008

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{6367}}^1$

素因数の和:6438

約数の個数: 48

約数和(自身を含む): 558983040

約数和(自身を除く): 293963032

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 121, 172, 242, 344, 473, 484, 946, 968, 1892, 3784, 5203, 6367, 10406, 12734, 20812, 25468, 41624, 50936, 70037, 140074, 273781, 280148, 547562, 560296, 770407, 1095124, 1540814, 2190248, 3011591, 3081628, 6023182, 6163256, 12046364, 24092728, 33127501, 66255002, 132510004, 265020008]

約数ペア:

[(1, 265020008), (2, 132510004), (4, 66255002), (8, 33127501), (11, 24092728), (22, 12046364), (43, 6163256), (44, 6023182), (86, 3081628), (88, 3011591), (121, 2190248), (172, 1540814), (242, 1095124), (344, 770407), (473, 560296), (484, 547562), (946, 280148), (968, 273781), (1892, 140074), (3784, 70037), (5203, 50936), (6367, 41624), (10406, 25468), (12734, 20812)]