68049520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11047}}^1$

素因数の和:11078

約数の個数: 80

約数和(自身を含む): 197273088

約数和(自身を除く): 129223568

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 11047, 22094, 44188, 55235, 77329, 88376, 110470, 121517, 154658, 176752, 220940, 243034, 309316, 386645, 441880, 486068, 607585, 618632, 773290, 850619, 883760, 972136, 1215170, 1237264, 1546580, 1701238, 1944272, 2430340, 3093160, 3402476, 4253095, 4860680, 6186320, 6804952, 8506190, 9721360, 13609904, 17012380, 34024760, 68049520]

約数ペア:

[(1, 68049520), (2, 34024760), (4, 17012380), (5, 13609904), (7, 9721360), (8, 8506190), (10, 6804952), (11, 6186320), (14, 4860680), (16, 4253095), (20, 3402476), (22, 3093160), (28, 2430340), (35, 1944272), (40, 1701238), (44, 1546580), (55, 1237264), (56, 1215170), (70, 972136), (77, 883760), (80, 850619), (88, 773290), (110, 618632), (112, 607585), (140, 486068), (154, 441880), (176, 386645), (220, 309316), (280, 243034), (308, 220940), (385, 176752), (440, 154658), (560, 121517), (616, 110470), (770, 88376), (880, 77329), (1232, 55235), (1540, 44188), (3080, 22094), (6160, 11047)]