257826256

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{4093}}^1$

素因数の和:4259

約数の個数: 40

約数和(自身を含む): 519839744

約数和(自身を除く): 262013488

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 127, 248, 254, 496, 508, 1016, 2032, 3937, 4093, 7874, 8186, 15748, 16372, 31496, 32744, 62992, 65488, 126883, 253766, 507532, 519811, 1015064, 1039622, 2030128, 2079244, 4158488, 8316976, 16114141, 32228282, 64456564, 128913128, 257826256]

約数ペア:

[(1, 257826256), (2, 128913128), (4, 64456564), (8, 32228282), (16, 16114141), (31, 8316976), (62, 4158488), (124, 2079244), (127, 2030128), (248, 1039622), (254, 1015064), (496, 519811), (508, 507532), (1016, 253766), (2032, 126883), (3937, 65488), (4093, 62992), (7874, 32744), (8186, 31496), (15748, 16372)]