81277712

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:591

約数の個数: 40

約数和(自身を含む): 160555200

約数和(自身を除く): 79277488

約数列:

[1, 2, 4, 8, 16, 103, 149, 206, 298, 331, 412, 596, 662, 824, 1192, 1324, 1648, 2384, 2648, 5296, 15347, 30694, 34093, 49319, 61388, 68186, 98638, 122776, 136372, 197276, 245552, 272744, 394552, 545488, 789104, 5079857, 10159714, 20319428, 40638856, 81277712]

約数ペア:

[(1, 81277712), (2, 40638856), (4, 20319428), (8, 10159714), (16, 5079857), (103, 789104), (149, 545488), (206, 394552), (298, 272744), (331, 245552), (412, 197276), (596, 136372), (662, 122776), (824, 98638), (1192, 68186), (1324, 61388), (1648, 49319), (2384, 34093), (2648, 30694), (5296, 15347)]