256023872

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2423}}^1$

素因数の和:2575

約数の個数: 56

約数和(自身を含む): 551663616

約数和(自身を除く): 295639744

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 208, 254, 416, 508, 832, 1016, 1651, 2032, 2423, 3302, 4064, 4846, 6604, 8128, 9692, 13208, 19384, 26416, 31499, 38768, 52832, 62998, 77536, 105664, 125996, 155072, 251992, 307721, 503984, 615442, 1007968, 1230884, 2015936, 2461768, 4000373, 4923536, 8000746, 9847072, 16001492, 19694144, 32002984, 64005968, 128011936, 256023872]

約数ペア:

[(1, 256023872), (2, 128011936), (4, 64005968), (8, 32002984), (13, 19694144), (16, 16001492), (26, 9847072), (32, 8000746), (52, 4923536), (64, 4000373), (104, 2461768), (127, 2015936), (208, 1230884), (254, 1007968), (416, 615442), (508, 503984), (832, 307721), (1016, 251992), (1651, 155072), (2032, 125996), (2423, 105664), (3302, 77536), (4064, 62998), (4846, 52832), (6604, 38768), (8128, 31499), (9692, 26416), (13208, 19384)]