71027888

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:549

約数の個数: 40

約数和(自身を含む): 140355600

約数和(自身を除く): 69327712

約数列:

[1, 2, 4, 8, 16, 109, 139, 218, 278, 293, 436, 556, 586, 872, 1112, 1172, 1744, 2224, 2344, 4688, 15151, 30302, 31937, 40727, 60604, 63874, 81454, 121208, 127748, 162908, 242416, 255496, 325816, 510992, 651632, 4439243, 8878486, 17756972, 35513944, 71027888]

約数ペア:

[(1, 71027888), (2, 35513944), (4, 17756972), (8, 8878486), (16, 4439243), (109, 651632), (139, 510992), (218, 325816), (278, 255496), (293, 242416), (436, 162908), (556, 127748), (586, 121208), (872, 81454), (1112, 63874), (1172, 60604), (1744, 40727), (2224, 31937), (2344, 30302), (4688, 15151)]