68121904

素因数分解:

$2^4\times {\mathrm{1669}}^1\times {\mathrm{2551}}^1$

素因数の和:4228

約数の個数: 20

約数和(自身を含む): 132117040

約数和(自身を除く): 63995136

約数列:

[1, 2, 4, 8, 16, 1669, 2551, 3338, 5102, 6676, 10204, 13352, 20408, 26704, 40816, 4257619, 8515238, 17030476, 34060952, 68121904]

約数ペア:

[(1, 68121904), (2, 34060952), (4, 17030476), (8, 8515238), (16, 4257619), (1669, 40816), (2551, 26704), (3338, 20408), (5102, 13352), (6676, 10204)]