67887776

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:318

約数の個数: 72

約数和(自身を含む): 149313780

約数和(自身を除く): 81426004

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 89, 121, 176, 178, 197, 242, 352, 356, 394, 484, 712, 788, 968, 979, 1424, 1576, 1936, 1958, 2167, 2848, 3152, 3872, 3916, 4334, 6304, 7832, 8668, 10769, 15664, 17336, 17533, 21538, 23837, 31328, 34672, 35066, 43076, 47674, 69344, 70132, 86152, 95348, 140264, 172304, 190696, 192863, 280528, 344608, 381392, 385726, 561056, 762784, 771452, 1542904, 2121493, 3085808, 4242986, 6171616, 8485972, 16971944, 33943888, 67887776]

約数ペア:

[(1, 67887776), (2, 33943888), (4, 16971944), (8, 8485972), (11, 6171616), (16, 4242986), (22, 3085808), (32, 2121493), (44, 1542904), (88, 771452), (89, 762784), (121, 561056), (176, 385726), (178, 381392), (197, 344608), (242, 280528), (352, 192863), (356, 190696), (394, 172304), (484, 140264), (712, 95348), (788, 86152), (968, 70132), (979, 69344), (1424, 47674), (1576, 43076), (1936, 35066), (1958, 34672), (2167, 31328), (2848, 23837), (3152, 21538), (3872, 17533), (3916, 17336), (4334, 15664), (6304, 10769), (7832, 8668)]