1637675776

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8191}}^1$

素因数の和:8289

約数の個数: 72

約数和(自身を含む): 3616800768

約数和(自身を除く): 1979124992

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 128, 142, 176, 256, 284, 352, 568, 704, 781, 1136, 1408, 1562, 2272, 2816, 3124, 4544, 6248, 8191, 9088, 12496, 16382, 18176, 24992, 32764, 49984, 65528, 90101, 99968, 131056, 180202, 199936, 262112, 360404, 524224, 581561, 720808, 1048448, 1163122, 1441616, 2096896, 2326244, 2883232, 4652488, 5766464, 6397171, 9304976, 11532928, 12794342, 18609952, 23065856, 25588684, 37219904, 51177368, 74439808, 102354736, 148879616, 204709472, 409418944, 818837888, 1637675776]

約数ペア:

[(1, 1637675776), (2, 818837888), (4, 409418944), (8, 204709472), (11, 148879616), (16, 102354736), (22, 74439808), (32, 51177368), (44, 37219904), (64, 25588684), (71, 23065856), (88, 18609952), (128, 12794342), (142, 11532928), (176, 9304976), (256, 6397171), (284, 5766464), (352, 4652488), (568, 2883232), (704, 2326244), (781, 2096896), (1136, 1441616), (1408, 1163122), (1562, 1048448), (2272, 720808), (2816, 581561), (3124, 524224), (4544, 360404), (6248, 262112), (8191, 199936), (9088, 180202), (12496, 131056), (16382, 99968), (18176, 90101), (24992, 65528), (32764, 49984)]