265969072

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{811}}^1$

素因数の和:1121

約数の個数: 40

約数和(自身を含む): 523577600

約数和(自身を除く): 257608528

約数列:

[1, 2, 4, 8, 16, 103, 199, 206, 398, 412, 796, 811, 824, 1592, 1622, 1648, 3184, 3244, 6488, 12976, 20497, 40994, 81988, 83533, 161389, 163976, 167066, 322778, 327952, 334132, 645556, 668264, 1291112, 1336528, 2582224, 16623067, 33246134, 66492268, 132984536, 265969072]

約数ペア:

[(1, 265969072), (2, 132984536), (4, 66492268), (8, 33246134), (16, 16623067), (103, 2582224), (199, 1336528), (206, 1291112), (398, 668264), (412, 645556), (796, 334132), (811, 327952), (824, 322778), (1592, 167066), (1622, 163976), (1648, 161389), (3184, 83533), (3244, 81988), (6488, 40994), (12976, 20497)]