71617712

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1$

素因数の和:561

約数の個数: 40

約数和(自身を含む): 141657600

約数和(自身を除く): 70039888

約数列:

[1, 2, 4, 8, 16, 83, 166, 199, 271, 332, 398, 542, 664, 796, 1084, 1328, 1592, 2168, 3184, 4336, 16517, 22493, 33034, 44986, 53929, 66068, 89972, 107858, 132136, 179944, 215716, 264272, 359888, 431432, 862864, 4476107, 8952214, 17904428, 35808856, 71617712]

約数ペア:

[(1, 71617712), (2, 35808856), (4, 17904428), (8, 8952214), (16, 4476107), (83, 862864), (166, 431432), (199, 359888), (271, 264272), (332, 215716), (398, 179944), (542, 132136), (664, 107858), (796, 89972), (1084, 66068), (1328, 53929), (1592, 44986), (2168, 33034), (3184, 22493), (4336, 16517)]