262879984

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{2789}}^1$

素因数の和:2977

約数の個数: 40

約数和(自身を含む): 525167280

約数和(自身を除く): 262287296

約数列:

[1, 2, 4, 8, 16, 43, 86, 137, 172, 274, 344, 548, 688, 1096, 2192, 2789, 5578, 5891, 11156, 11782, 22312, 23564, 44624, 47128, 94256, 119927, 239854, 382093, 479708, 764186, 959416, 1528372, 1918832, 3056744, 6113488, 16429999, 32859998, 65719996, 131439992, 262879984]

約数ペア:

[(1, 262879984), (2, 131439992), (4, 65719996), (8, 32859998), (16, 16429999), (43, 6113488), (86, 3056744), (137, 1918832), (172, 1528372), (274, 959416), (344, 764186), (548, 479708), (688, 382093), (1096, 239854), (2192, 119927), (2789, 94256), (5578, 47128), (5891, 44624), (11156, 23564), (11782, 22312)]