68330704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{328513}}^1$

素因数の和:328534

約数の個数: 20

約数和(自身を含む): 142575076

約数和(自身を除く): 74244372

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 328513, 657026, 1314052, 2628104, 4270669, 5256208, 8541338, 17082676, 34165352, 68330704]

約数ペア:

[(1, 68330704), (2, 34165352), (4, 17082676), (8, 8541338), (13, 5256208), (16, 4270669), (26, 2628104), (52, 1314052), (104, 657026), (208, 328513)]