66761360

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6571}}^1$

素因数の和:6711

約数の個数: 40

約数和(自身を含む): 156466176

約数和(自身を除く): 89704816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 6571, 10160, 13142, 26284, 32855, 52568, 65710, 105136, 131420, 262840, 525680, 834517, 1669034, 3338068, 4172585, 6676136, 8345170, 13352272, 16690340, 33380680, 66761360]

約数ペア:

[(1, 66761360), (2, 33380680), (4, 16690340), (5, 13352272), (8, 8345170), (10, 6676136), (16, 4172585), (20, 3338068), (40, 1669034), (80, 834517), (127, 525680), (254, 262840), (508, 131420), (635, 105136), (1016, 65710), (1270, 52568), (2032, 32855), (2540, 26284), (5080, 13142), (6571, 10160)]