81038304

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{6863}}^1$

素因数の和:6920

約数の個数: 72

約数和(自身を含む): 236107872

約数和(自身を除く): 155069568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 82, 96, 123, 144, 164, 246, 288, 328, 369, 492, 656, 738, 984, 1312, 1476, 1968, 2952, 3936, 5904, 6863, 11808, 13726, 20589, 27452, 41178, 54904, 61767, 82356, 109808, 123534, 164712, 219616, 247068, 281383, 329424, 494136, 562766, 658848, 844149, 988272, 1125532, 1688298, 1976544, 2251064, 2532447, 3376596, 4502128, 5064894, 6753192, 9004256, 10129788, 13506384, 20259576, 27012768, 40519152, 81038304]

約数ペア:

[(1, 81038304), (2, 40519152), (3, 27012768), (4, 20259576), (6, 13506384), (8, 10129788), (9, 9004256), (12, 6753192), (16, 5064894), (18, 4502128), (24, 3376596), (32, 2532447), (36, 2251064), (41, 1976544), (48, 1688298), (72, 1125532), (82, 988272), (96, 844149), (123, 658848), (144, 562766), (164, 494136), (246, 329424), (288, 281383), (328, 247068), (369, 219616), (492, 164712), (656, 123534), (738, 109808), (984, 82356), (1312, 61767), (1476, 54904), (1968, 41178), (2952, 27452), (3936, 20589), (5904, 13726), (6863, 11808)]