71407576

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{1117}}^1$

素因数の和:1315

約数の個数: 32

約数和(自身を含む): 137245680

約数和(自身を除く): 65838104

約数列:

[1, 2, 4, 8, 61, 122, 131, 244, 262, 488, 524, 1048, 1117, 2234, 4468, 7991, 8936, 15982, 31964, 63928, 68137, 136274, 146327, 272548, 292654, 545096, 585308, 1170616, 8925947, 17851894, 35703788, 71407576]

約数ペア:

[(1, 71407576), (2, 35703788), (4, 17851894), (8, 8925947), (61, 1170616), (122, 585308), (131, 545096), (244, 292654), (262, 272548), (488, 146327), (524, 136274), (1048, 68137), (1117, 63928), (2234, 31964), (4468, 15982), (7991, 8936)]