64886864

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{25189}}^1$

素因数の和:25227

約数の個数: 40

約数和(自身を含む): 149930880

約数和(自身を除く): 85044016

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 25189, 50378, 100756, 176323, 201512, 352646, 403024, 579347, 705292, 1158694, 1410584, 2317388, 2821168, 4055429, 4634776, 8110858, 9269552, 16221716, 32443432, 64886864]

約数ペア:

[(1, 64886864), (2, 32443432), (4, 16221716), (7, 9269552), (8, 8110858), (14, 4634776), (16, 4055429), (23, 2821168), (28, 2317388), (46, 1410584), (56, 1158694), (92, 705292), (112, 579347), (161, 403024), (184, 352646), (322, 201512), (368, 176323), (644, 100756), (1288, 50378), (2576, 25189)]