70294864

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{258437}}^1$

素因数の和:258462

約数の個数: 20

約数和(自身を含む): 144208404

約数和(自身を除く): 73913540

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 258437, 516874, 1033748, 2067496, 4134992, 4393429, 8786858, 17573716, 35147432, 70294864]

約数ペア:

[(1, 70294864), (2, 35147432), (4, 17573716), (8, 8786858), (16, 4393429), (17, 4134992), (34, 2067496), (68, 1033748), (136, 516874), (272, 258437)]