64688518

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1\times {\mathrm{1021}}^1$

素因数の和:1503

約数の個数: 16

約数和(自身を含む): 98602560

約数和(自身を除く): 33914042

約数列:

[1, 2, 79, 158, 401, 802, 1021, 2042, 31679, 63358, 80659, 161318, 409421, 818842, 32344259, 64688518]

約数ペア:

[(1, 64688518), (2, 32344259), (79, 818842), (158, 409421), (401, 161318), (802, 80659), (1021, 63358), (2042, 31679)]