68649128

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1$

素因数の和:930

約数の個数: 64

約数和(自身を含む): 148262400

約数和(自身を除く): 79613272

約数列:

[1, 2, 4, 8, 17, 19, 31, 34, 38, 62, 68, 76, 124, 136, 152, 248, 323, 527, 589, 646, 857, 1054, 1178, 1292, 1714, 2108, 2356, 2584, 3428, 4216, 4712, 6856, 10013, 14569, 16283, 20026, 26567, 29138, 32566, 40052, 53134, 58276, 65132, 80104, 106268, 116552, 130264, 212536, 276811, 451639, 504773, 553622, 903278, 1009546, 1107244, 1806556, 2019092, 2214488, 3613112, 4038184, 8581141, 17162282, 34324564, 68649128]

約数ペア:

[(1, 68649128), (2, 34324564), (4, 17162282), (8, 8581141), (17, 4038184), (19, 3613112), (31, 2214488), (34, 2019092), (38, 1806556), (62, 1107244), (68, 1009546), (76, 903278), (124, 553622), (136, 504773), (152, 451639), (248, 276811), (323, 212536), (527, 130264), (589, 116552), (646, 106268), (857, 80104), (1054, 65132), (1178, 58276), (1292, 53134), (1714, 40052), (2108, 32566), (2356, 29138), (2584, 26567), (3428, 20026), (4216, 16283), (4712, 14569), (6856, 10013)]