71570272

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:224

約数の個数: 72

約数和(自身を含む): 153180720

約数和(自身を除く): 81610448

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 71, 109, 136, 142, 218, 272, 284, 289, 436, 544, 568, 578, 872, 1136, 1156, 1207, 1744, 1853, 2272, 2312, 2414, 3488, 3706, 4624, 4828, 7412, 7739, 9248, 9656, 14824, 15478, 19312, 20519, 29648, 30956, 31501, 38624, 41038, 59296, 61912, 63002, 82076, 123824, 126004, 131563, 164152, 247648, 252008, 263126, 328304, 504016, 526252, 656608, 1008032, 1052504, 2105008, 2236571, 4210016, 4473142, 8946284, 17892568, 35785136, 71570272]

約数ペア:

[(1, 71570272), (2, 35785136), (4, 17892568), (8, 8946284), (16, 4473142), (17, 4210016), (32, 2236571), (34, 2105008), (68, 1052504), (71, 1008032), (109, 656608), (136, 526252), (142, 504016), (218, 328304), (272, 263126), (284, 252008), (289, 247648), (436, 164152), (544, 131563), (568, 126004), (578, 123824), (872, 82076), (1136, 63002), (1156, 61912), (1207, 59296), (1744, 41038), (1853, 38624), (2272, 31501), (2312, 30956), (2414, 29648), (3488, 20519), (3706, 19312), (4624, 15478), (4828, 14824), (7412, 9656), (7739, 9248)]