68304688

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{104123}}^1$

素因数の和:104172

約数の個数: 20

約数和(自身を含む): 135569448

約数和(自身を除く): 67264760

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 104123, 208246, 416492, 832984, 1665968, 4269043, 8538086, 17076172, 34152344, 68304688]

約数ペア:

[(1, 68304688), (2, 34152344), (4, 17076172), (8, 8538086), (16, 4269043), (41, 1665968), (82, 832984), (164, 416492), (328, 208246), (656, 104123)]