66213760

素因数分解:

$2^7\times 5^1\times {\mathrm{307}}^1\times {\mathrm{337}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 159279120

約数和(自身を除く): 93065360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 307, 320, 337, 614, 640, 674, 1228, 1348, 1535, 1685, 2456, 2696, 3070, 3370, 4912, 5392, 6140, 6740, 9824, 10784, 12280, 13480, 19648, 21568, 24560, 26960, 39296, 43136, 49120, 53920, 98240, 103459, 107840, 196480, 206918, 215680, 413836, 517295, 827672, 1034590, 1655344, 2069180, 3310688, 4138360, 6621376, 8276720, 13242752, 16553440, 33106880, 66213760]

約数ペア:

[(1, 66213760), (2, 33106880), (4, 16553440), (5, 13242752), (8, 8276720), (10, 6621376), (16, 4138360), (20, 3310688), (32, 2069180), (40, 1655344), (64, 1034590), (80, 827672), (128, 517295), (160, 413836), (307, 215680), (320, 206918), (337, 196480), (614, 107840), (640, 103459), (674, 98240), (1228, 53920), (1348, 49120), (1535, 43136), (1685, 39296), (2456, 26960), (2696, 24560), (3070, 21568), (3370, 19648), (4912, 13480), (5392, 12280), (6140, 10784), (6740, 9824)]