255091504

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{388859}}^1$

素因数の和:388908

約数の個数: 20

約数和(自身を含む): 506295720

約数和(自身を除く): 251204216

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 388859, 777718, 1555436, 3110872, 6221744, 15943219, 31886438, 63772876, 127545752, 255091504]

約数ペア:

[(1, 255091504), (2, 127545752), (4, 63772876), (8, 31886438), (16, 15943219), (41, 6221744), (82, 3110872), (164, 1555436), (328, 777718), (656, 388859)]