71484980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7621}}^1$

素因数の和:7704

約数の個数: 48

約数和(自身を含む): 174147456

約数和(自身を除く): 102662476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 7621, 9380, 15242, 30484, 38105, 53347, 76210, 106694, 152420, 213388, 266735, 510607, 533470, 1021214, 1066940, 2042428, 2553035, 3574249, 5106070, 7148498, 10212140, 14296996, 17871245, 35742490, 71484980]

約数ペア:

[(1, 71484980), (2, 35742490), (4, 17871245), (5, 14296996), (7, 10212140), (10, 7148498), (14, 5106070), (20, 3574249), (28, 2553035), (35, 2042428), (67, 1066940), (70, 1021214), (134, 533470), (140, 510607), (268, 266735), (335, 213388), (469, 152420), (670, 106694), (938, 76210), (1340, 53347), (1876, 38105), (2345, 30484), (4690, 15242), (7621, 9380)]