90897328

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{138563}}^1$

素因数の和:138612

約数の個数: 20

約数和(自身を含む): 180410328

約数和(自身を除く): 89513000

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 138563, 277126, 554252, 1108504, 2217008, 5681083, 11362166, 22724332, 45448664, 90897328]

約数ペア:

[(1, 90897328), (2, 45448664), (4, 22724332), (8, 11362166), (16, 5681083), (41, 2217008), (82, 1108504), (164, 554252), (328, 277126), (656, 138563)]