128980752

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{65539}}^1$

素因数の和:65591

約数の個数: 40

約数和(自身を含む): 341332320

約数和(自身を除く): 212351568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 65539, 131078, 196617, 262156, 393234, 524312, 786468, 1048624, 1572936, 2687099, 3145872, 5374198, 8061297, 10748396, 16122594, 21496792, 32245188, 42993584, 64490376, 128980752]

約数ペア:

[(1, 128980752), (2, 64490376), (3, 42993584), (4, 32245188), (6, 21496792), (8, 16122594), (12, 10748396), (16, 8061297), (24, 5374198), (41, 3145872), (48, 2687099), (82, 1572936), (123, 1048624), (164, 786468), (246, 524312), (328, 393234), (492, 262156), (656, 196617), (984, 131078), (1968, 65539)]