1778354032

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{4507}}^1$

素因数の和:4806

約数の個数: 80

約数和(自身を含む): 4257283072

約数和(自身を除く): 2478929040

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 271, 364, 542, 728, 1084, 1456, 1897, 2168, 3523, 3794, 4336, 4507, 7046, 7588, 9014, 14092, 15176, 18028, 24661, 28184, 30352, 31549, 36056, 49322, 56368, 58591, 63098, 72112, 98644, 117182, 126196, 197288, 234364, 252392, 394576, 410137, 468728, 504784, 820274, 937456, 1221397, 1640548, 2442794, 3281096, 4885588, 6562192, 8549779, 9771176, 15878161, 17099558, 19542352, 31756322, 34199116, 63512644, 68398232, 111147127, 127025288, 136796464, 222294254, 254050576, 444588508, 889177016, 1778354032]

約数ペア:

[(1, 1778354032), (2, 889177016), (4, 444588508), (7, 254050576), (8, 222294254), (13, 136796464), (14, 127025288), (16, 111147127), (26, 68398232), (28, 63512644), (52, 34199116), (56, 31756322), (91, 19542352), (104, 17099558), (112, 15878161), (182, 9771176), (208, 8549779), (271, 6562192), (364, 4885588), (542, 3281096), (728, 2442794), (1084, 1640548), (1456, 1221397), (1897, 937456), (2168, 820274), (3523, 504784), (3794, 468728), (4336, 410137), (4507, 394576), (7046, 252392), (7588, 234364), (9014, 197288), (14092, 126196), (15176, 117182), (18028, 98644), (24661, 72112), (28184, 63098), (30352, 58591), (31549, 56368), (36056, 49322)]