66778936

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{373}}^1$

素因数の和:548

約数の個数: 64

約数和(自身を含む): 150796800

約数和(自身を除く): 84017864

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 139, 161, 184, 278, 322, 373, 556, 644, 746, 973, 1112, 1288, 1492, 1946, 2611, 2984, 3197, 3892, 5222, 6394, 7784, 8579, 10444, 12788, 17158, 20888, 22379, 25576, 34316, 44758, 51847, 60053, 68632, 89516, 103694, 120106, 179032, 207388, 240212, 362929, 414776, 480424, 725858, 1192481, 1451716, 2384962, 2903432, 4769924, 8347367, 9539848, 16694734, 33389468, 66778936]

約数ペア:

[(1, 66778936), (2, 33389468), (4, 16694734), (7, 9539848), (8, 8347367), (14, 4769924), (23, 2903432), (28, 2384962), (46, 1451716), (56, 1192481), (92, 725858), (139, 480424), (161, 414776), (184, 362929), (278, 240212), (322, 207388), (373, 179032), (556, 120106), (644, 103694), (746, 89516), (973, 68632), (1112, 60053), (1288, 51847), (1492, 44758), (1946, 34316), (2611, 25576), (2984, 22379), (3197, 20888), (3892, 17158), (5222, 12788), (6394, 10444), (7784, 8579)]