77790260

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{53281}}^1$

素因数の和:53363

約数の個数: 24

約数和(自身を含む): 165600456

約数和(自身を除く): 87810196

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 53281, 106562, 213124, 266405, 532810, 1065620, 3889513, 7779026, 15558052, 19447565, 38895130, 77790260]

約数ペア:

[(1, 77790260), (2, 38895130), (4, 19447565), (5, 15558052), (10, 7779026), (20, 3889513), (73, 1065620), (146, 532810), (292, 266405), (365, 213124), (730, 106562), (1460, 53281)]