71571976

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 159252480

約数和(自身を除く): 87680504

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 71, 94, 142, 188, 284, 329, 376, 383, 497, 568, 658, 766, 994, 1316, 1532, 1988, 2632, 2681, 3064, 3337, 3976, 5362, 6674, 10724, 13348, 18001, 21448, 23359, 26696, 27193, 36002, 46718, 54386, 72004, 93436, 108772, 126007, 144008, 186872, 190351, 217544, 252014, 380702, 504028, 761404, 1008056, 1278071, 1522808, 2556142, 5112284, 8946497, 10224568, 17892994, 35785988, 71571976]

約数ペア:

[(1, 71571976), (2, 35785988), (4, 17892994), (7, 10224568), (8, 8946497), (14, 5112284), (28, 2556142), (47, 1522808), (56, 1278071), (71, 1008056), (94, 761404), (142, 504028), (188, 380702), (284, 252014), (329, 217544), (376, 190351), (383, 186872), (497, 144008), (568, 126007), (658, 108772), (766, 93436), (994, 72004), (1316, 54386), (1532, 46718), (1988, 36002), (2632, 27193), (2681, 26696), (3064, 23359), (3337, 21448), (3976, 18001), (5362, 13348), (6674, 10724)]