355052464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{2663}}^1$

素因数の和:3325

約数の個数: 40

約数和(自身を含む): 742264992

約数和(自身を除く): 387212528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 641, 1282, 2564, 2663, 5128, 5326, 8333, 10256, 10652, 16666, 21304, 33332, 34619, 42608, 66664, 69238, 133328, 138476, 276952, 553904, 1706983, 3413966, 6827932, 13655864, 22190779, 27311728, 44381558, 88763116, 177526232, 355052464]

約数ペア:

[(1, 355052464), (2, 177526232), (4, 88763116), (8, 44381558), (13, 27311728), (16, 22190779), (26, 13655864), (52, 6827932), (104, 3413966), (208, 1706983), (641, 553904), (1282, 276952), (2564, 138476), (2663, 133328), (5128, 69238), (5326, 66664), (8333, 42608), (10256, 34619), (10652, 33332), (16666, 21304)]