201719824

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:400

約数の個数: 80

約数和(自身を含む): 433900800

約数和(自身を除く): 232180976

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 107, 116, 136, 214, 232, 239, 272, 428, 464, 478, 493, 856, 956, 986, 1712, 1819, 1912, 1972, 3103, 3638, 3824, 3944, 4063, 6206, 6931, 7276, 7888, 8126, 12412, 13862, 14552, 16252, 24824, 25573, 27724, 29104, 32504, 49648, 51146, 52751, 55448, 65008, 102292, 105502, 110896, 117827, 204584, 211004, 235654, 409168, 422008, 434741, 471308, 741617, 844016, 869482, 942616, 1483234, 1738964, 1885232, 2966468, 3477928, 5932936, 6955856, 11865872, 12607489, 25214978, 50429956, 100859912, 201719824]

約数ペア:

[(1, 201719824), (2, 100859912), (4, 50429956), (8, 25214978), (16, 12607489), (17, 11865872), (29, 6955856), (34, 5932936), (58, 3477928), (68, 2966468), (107, 1885232), (116, 1738964), (136, 1483234), (214, 942616), (232, 869482), (239, 844016), (272, 741617), (428, 471308), (464, 434741), (478, 422008), (493, 409168), (856, 235654), (956, 211004), (986, 204584), (1712, 117827), (1819, 110896), (1912, 105502), (1972, 102292), (3103, 65008), (3638, 55448), (3824, 52751), (3944, 51146), (4063, 49648), (6206, 32504), (6931, 29104), (7276, 27724), (7888, 25573), (8126, 24824), (12412, 16252), (13862, 14552)]