261276592

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{1811}}^1$

素因数の和:2017

約数の個数: 40

約数和(自身を含む): 517681152

約数和(自身を除く): 256404560

約数列:

[1, 2, 4, 8, 16, 71, 127, 142, 254, 284, 508, 568, 1016, 1136, 1811, 2032, 3622, 7244, 9017, 14488, 18034, 28976, 36068, 72136, 128581, 144272, 229997, 257162, 459994, 514324, 919988, 1028648, 1839976, 2057296, 3679952, 16329787, 32659574, 65319148, 130638296, 261276592]

約数ペア:

[(1, 261276592), (2, 130638296), (4, 65319148), (8, 32659574), (16, 16329787), (71, 3679952), (127, 2057296), (142, 1839976), (254, 1028648), (284, 919988), (508, 514324), (568, 459994), (1016, 257162), (1136, 229997), (1811, 144272), (2032, 128581), (3622, 72136), (7244, 36068), (9017, 28976), (14488, 18034)]