77640784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{373273}}^1$

素因数の和:373294

約数の個数: 20

約数和(自身を含む): 162000916

約数和(自身を除く): 84360132

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 373273, 746546, 1493092, 2986184, 4852549, 5972368, 9705098, 19410196, 38820392, 77640784]

約数ペア:

[(1, 77640784), (2, 38820392), (4, 19410196), (8, 9705098), (13, 5972368), (16, 4852549), (26, 2986184), (52, 1493092), (104, 746546), (208, 373273)]