77281509968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{371545721}}^1$

素因数の和:371545742

約数の個数: 20

約数和(自身を含む): 161250843348

約数和(自身を除く): 83969333380

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 371545721, 743091442, 1486182884, 2972365768, 4830094373, 5944731536, 9660188746, 19320377492, 38640754984, 77281509968]

約数ペア:

[(1, 77281509968), (2, 38640754984), (4, 19320377492), (8, 9660188746), (13, 5944731536), (16, 4830094373), (26, 2972365768), (52, 1486182884), (104, 743091442), (208, 371545721)]